List of prehistoric mammals
Encyclopedia
This is an incomplete list of prehistoric mammal
Prehistoric mammal
Prehistoric mammals are groups of mammals that lived before humans developed writing. 164 million years ago, in the Jurassic period, Castorocauda lutrasimilis, a mammal-like animal weighing about 500 grams , had a full mammalian pelt, with guard hairs and under fur, webbed feet, and scales on the...

s
. It does not include extant mammals or recently extinct mammals. For extinct primate
Primate
A primate is a mammal of the order Primates , which contains prosimians and simians. Primates arose from ancestors that lived in the trees of tropical forests; many primate characteristics represent adaptations to life in this challenging three-dimensional environment...

 species, see: list of fossil primates.

Mammaliaformes

  • Genus Adelobasileus
  • Genus Tricuspes
    Tricuspes
    Tricuspes is an extinct genus of cynodont that lived in what would be Europe during the Triassic from 203.6—199.6 mya, existing for approximately...

  • Genus Hadrocodium
    Hadrocodium
    Hadrocodium wui is an extinct basal mammal species that lived during the Lower Jurassic in what is now the Yunnan province of China...

  • Family Sinoconodon
    Sinoconodon
    Sinoconodon rigneyi is an ancient proto-mammal that appears in the fossil record in the late Triassic period, about 208 million years ago. Although the animal seems more related to Morganucodon than anything else, it differed substantially from other Mammaliaformes in its dental and growth habits...

    • Genus Sinoconodon
      Sinoconodon
      Sinoconodon rigneyi is an ancient proto-mammal that appears in the fossil record in the late Triassic period, about 208 million years ago. Although the animal seems more related to Morganucodon than anything else, it differed substantially from other Mammaliaformes in its dental and growth habits...


Order Morganucodontia

  • Family Morganucodontidae
    • Genus Eozostrodon
      Eozostrodon
      Eozostrodon was one of the earliest mammals. It lived during the late Triassic and the early Jurassic, about 210 million years ago. Eozostrodon was one of the largest early mammals, measuring more than a meter long....

    • Genus Erythrotherium
      Erythrotherium
      Erythrotherium is an extinct genus of basal mammal from the Lower Jurassic. It was related to Morganucodon. Only one species is recorded, Erythrotherium parringtoni, from Red Beds, Stromberg Group, Mafeteng and Upper Elliot Formation and Clarens Formation, from Lesotho and South...

  • Family Megazostrodontidae
    • Genus Megazostrodon
      Megazostrodon
      Megazostrodon is an extinct Mammaliaform, widely accepted as being one of the first mammals, appearing in the fossil record approximately 200 million years ago...


Order Docodonta

Late Triassic
Late Triassic
The Late Triassic is in the geologic timescale the third and final of three epochs of the Triassic period. The corresponding series is known as the Upper Triassic. In the past it was sometimes called the Keuper, after a German lithostratigraphic group that has a roughly corresponding age...

Late Jurassic
Late Jurassic
The Late Jurassic is the third epoch of the Jurassic Period, and it spans the geologic time from 161.2 ± 4.0 to 145.5 ± 4.0 million years ago , which is preserved in Upper Jurassic strata. In European lithostratigraphy, the name "Malm" indicates rocks of Late Jurassic age...


  • Family Docodontidae
    Docodontidae
    Docodontidae is an extinct family of omnivorous mammals that lived during the Middle Jurassic to Upper Jurassic. Their remains have been found inEurope, Asia and North America.The mesiolingual part of lower molars regularly have wear.-External links:...

    • Genus Castorocauda
      • Castorocauda lutrasimilis
        Castorocauda lutrasimilis
        Castorocauda was a genus of small, semi-aquatic relative of mammals living in the mid Jurassic period, around 154 million years ago, found in lakebed sediments of the Daohugou Beds of Inner Mongolia...


Order Gondwanatheria

  • Family Sudamericidae
    Sudamericidae
    Sudamericidae is a family of gondwanathere mammals that lived during the late Cretaceous to Eocene. Its members include Lavanify from the Cretaceous of Madagascar, Bharattherium from the Cretaceous of India, Gondwanatherium from the Cretaceous of Argentina, Sudamerica from the Paleocene of...

    • Genus Dakshina
    • Genus Gondwanatherium
      Gondwanatherium
      Gondwanatherium is a genus of mammal from the extinct suborder Gondwanatheria that lived in Patagonia, South America during the "Age of Dinosaurs", specifically the Upper Cretaceous....

    • Genus Lavanify
      Lavanify
      Lavanify is a mammalian genus from the late Cretaceous of Madagascar. The only species, L. miolaka, is known from two isolated teeth, one of which is damaged. The teeth were collected in 1995–1996 and described in 1997...

    • Genus Sudamerica
      Sudamerica
      Sudamerica, literally "South America" in Spanish, is a genus of mammal from the extinct suborder Gondwanatheria that lived in Patagonia, South America during the Paleocene, just after the end of the "Age of Dinosaurs"....

  • Family Ferugliotheriidae
    Ferugliotheriidae
    Ferugliotheriidae is one of two known families in the order Gondwanatheria, an enigmatic group of extinct mammals. Gondwanatheres have been classified as a group of uncertain affinities or as members of Multituberculata, a major extinct mammalian order. The best-known representative of...

    • Genus Ferugliotherium
      Ferugliotherium
      Ferugliotherium is a fossil mammal from the Campanian and/or Maastrichtian of Argentina in the family Ferugliotheriidae. The genus contains a single species, Ferugliotherium windhauseni, which was first described in 1986...


Infraclass Yinotheria

  • Family Shuotheriidae
    Shuotheriidae
    Shuotheriidae is the sole family within the order Shuotheridia, it includes Pseudotribos and Shuotherium.-Further reading:Zofia Kielan-Jaworowska, Richard L. Cifelli, and Zhe-Xi Luo, Mammals from the Age of Dinosaurs: Origins, Evolution, and Structure , 214-215....

    • Shuotherium
      Shuotherium
      Shuotherium is a fossil relative of the monotremes from the Jurassic. The original holotype is composed of a partial dentary and seven teeth . The holotypes for other species of this genus are solely represented by teeth...

    • Pseudotribos
      Pseudotribos
      Pseudotribos is an extinct genus of mammal from the Middle Jurassic some 165 million years ago of China.-External links:*...


Order Monotremata

Middle Cretaceous
Cretaceous
The Cretaceous , derived from the Latin "creta" , usually abbreviated K for its German translation Kreide , is a geologic period and system from circa to million years ago. In the geologic timescale, the Cretaceous follows the Jurassic period and is followed by the Paleogene period of the...

–Recent
  • Family Ornithorhynchidae
    Ornithorhynchidae
    Ornithorhynchidae is one of the two extant families in the order Monotremata, and contains the Platypus and its extinct relatives. The other family is the Tachyglossidae, or echidnas...

    • Genus Monotrematum
      • Monotrematum sudamericanum
    • Obdurodon
      Obdurodon
      Obdurodon is an extinct monotreme genus containing three species. Obdurodon differed from modern platypuses in that it had molar teeth .-Obdurodon dicksoni:...

    • Steropodon
      Steropodon
      Steropodon galmani was a prehistoric species of monotreme, or egg-laying mammal, that lived during the middle Albian stage, in the Lower Cretaceous period...

  • Family Kollikodontidae
    • Genus Kollikodon
      Kollikodon
      Kollikodon ritchiei is a fossil monotreme species. It is known only from an opalised dentary fragment, with one premolar and two molars in situ...

  • Family Tachyglossidae
  • Kryoryctes
    • Genus Zaglossus
      • Zaglossus hacketti
        Zaglossus hacketti
        Zaglossus hacketti is an extinct species of long-beaked echidna from Western Australia that is dated from the Pleistocene. It is known only from a few bones found in Western Australia. It was the size of a sheep, weighing probably up to 100 kg . This makes it the largest monotreme to have ever...

      • Zaglossus robustus
        Zaglossus robustus
        Zaglossus robustus is an extinct species of long-beaked echidna known from the middle Miocene of Gulgong, New South Wales, Australia. It may belong in the genus Megalibgwilia. The supposed fossil platypus Ornithorhynchus maximus was based on a humerus of this species.-Literature cited:*Hall, B.K....

    • Genus Megalibgwilia
      Megalibgwilia
      Megalibgwilia is a genus of echidna known only from Australian fossils that incorporates the oldest known echidna species. It lived during the Pleistocene, becoming extinct about 50,000 years ago....

  • Family Steropodontidae
    Steropodontidae
    The Steropodontidae was a family of monotremes that are known from fossils from the Early Cretaceous in Australia.There are two genera placed in this family; Steropodon, and Teinolophos which has been tentatively placed in the family due to the similarity of the lower molars in these two...

    • Genus Teinolophos
      Teinolophos
      Teinolophos trusleri was a prehistoric species of monotreme, or egg-laying mammal. It is known from a lower jawbone found in Flat Rocks, Victoria, Australia. It lived during the Aptian age of the Lower Cretaceous. It is the earliest known relative of the Platypus.The species name honours the...


Suborder "Plagiaulacida"

  • Family Albionbaataridae
    Albionbaataridae
    Albionbaataridae is a family of small, extinct mammals within the order Multituberculata. Fossil remains are known from the Upper Jurassic and Lower Cretaceous of Europe and Asia. These herbivores lived their obscure lives during the Mesozoic, also known as the "age of the dinosaurs." They were...

  • Family Allodontidae
    Allodontidae
    Allodontidae is a family of extinct mammal that lived in what is now North America during the Upper Jurassic period. Allodontids were members of the order Multituberculata. They were relatively early mammals and are within the informal suborder of "Plagiaulacida". The family was named by Othniel...

  • Family Eobaataridae
    Eobaataridae
    Eobaataridae is a family of fossil mammal within the order Multituberculata. Remains are known from the Lower Cretaceous of Europe and Asia. These herbivores thus lived during the Mesozoic era, also known as the "age of the dinosaurs". They were among the most derived representatives of the...

  • Family Hahnodontidae
  • Family Paulchoffatiidae
    Paulchoffatiidae
    Paulchoffatiidae is a family of extinct mammals that lived predominantly during the Upper Jurassic period, though a couple of genera are known from the earliest Cretaceous. Some undescribed fossils from the Middle Jurassic of England may represent earlier versions. Remains have been reported from...

  • Family Pinheirodontidae
    Pinheirodontidae
    Pinheirodontidae is a poorly known family of fossil mammals within the order Multituberculata. Remains are known from the earliest Cretaceous of Europe, , but are so far restricted to teeth. These small plant-eaters lived during the "age of the dinosaurs"...

  • Family Plagiaulacidae
    Plagiaulacidae
    Plagiaulacidae is a family of fossil mammals within the order Multituberculata. Remains are known from the Upper Jurassic of North America through the Lower Cretaceous of Europe...

  • Family Zofiabaataridae

Suborder Cimolodonta

  • Superfamily Djadochtatherioidea
    Djadochtatherioidea
    Djadochtatherioidea is a group of extinct mammals known from the upper Cretaceous of Central Asia. They were members of an also extinct order called Multituberculata. These were generally small, somewhat rodent-like creatures, who scurried around during the "age of the dinosaurs". Unusually for...

  • Superfamily Taeniolabidoidea
    Taeniolabidoidea
    Taeniolabidoidea is a group of extinct mammals known from North America and Asia. They were the largest members of the also extinct order Multituberculata. Lambdopsalis even provides direct fossil evidence of mammalian fur in a fairly good state of preservation for a 60-million-year-old animal...

    • Genus Lambdopsalis
      Lambdopsalis
      Lambdopsalis is a genus of mammal from the Paleocene of China. This animal was a relatively large member of the extinct order Multituberculata. It is placed within the suborder Cimolodonta and is a member of the superfamily Taeniolabidoidea....

    • Genus Prionessus
      Prionessus
      Prionessus is a genus of extinct mammal from the Paleocene of Central Asia. It was a member of the extinct order Multituberculata within the suborder Cimolodonta and superfamily Taeniolabidoidea. The genus was named by Matthew W.D. and Granger W. in 1925 and is based on a single species.The species...

    • Genus Sphenopsalis
      Sphenopsalis
      Sphenopsalis is a genus of extinct mammal from the Paleocene of Central Asia. It was a member of the extinct order Multituberculata, and lies within the suborder Cimolodonta and the superfamily Taeniolabidoidea. The genus was named by William Diller Matthew, W...

    • Genus Taeniolabis
      Taeniolabis
      Taeniolabis is a genus of extinct mammal from the Paleocene of North America. It is the largest known member of the extinct order Multituberculata, reaching weights of perhaps 30 kg. It is within the suborder of Cimolodonta and is a member of the superfamily Taeniolabidoidea. The genus was named...

  • Superfamily Ptilodontoidea
    Ptilodontoidea
    Ptilodontoidea is a group of extinct mammals from the Northern Hemisphere.They were generally small, somewhat rodent-like creatures of the extinct order Multituberculata.Some of these genera boast a great many species, though remains are generally sparse....

    • Genus Neoliotomus
      Neoliotomus
      Neoliotomus is a genus of North American mammal from the Paleocene. It existed in the age immediately following the extinction of the last dinosaurs and was a member of the extinct order Multituberculata. It lies within the suborder Cimolodonta and the superfamily Ptilodontoidea...

  • Family Eucosmodontidae
    Eucosmodontidae
    Eucosmodontidae is a poorly preserved family of fossil mammals within the extinct order Multituberculata. Representatives are known from strata dating from the Upper Cretaceous through the Lower Eocene of North America, as well as the Paleocene to Eocene of Europe. The family is part of the...

    • Genus Eucosmodon
      Eucosmodon
      Eucosmodon is a genus of extinct mammal from the Paleocene of North America. It is a member of the extinct order of Multituberculata within the suborder of Cimolodonta, and the family Eucosmodontidae. This genus has partly also been known as Neoplagiaulax...

    • Genus Stygimys
      Stygimys
      Stygimys is an extinct mammal genus from the Upper Cretaceous and Paleocene of North America. It was a member of the extinct order Multituberculata within the suborder Cimolodonta, family Eucosmodontidae....

  • Family Microcosmodontidae
    Microcosmodontidae
    Microcosmodontidae is a poorly preserved family of fossil mammals within the extinct order Multituberculata. Representatives are known from the Upper Cretaceous though the Lower Paleocene of North America. The family is part of the suborder Cimolodonta...

    • Genus Acheronodon
      Acheronodon
      Acheronodon is a genus of herbivorous arboreal mammal which belongs to the family Microcosmodontidae and which was endemic to North America during the Early Paleocene subepoch and in existence for approximately ....

    • Genus Microcosmodon
      Microcosmodon
      Microcosmodon is a mammal genus from the Paleocene of North America. It was a member of the extinct order Multituberculata, and lies within the suborder Cimolodonta and family Microcosmodontidae. The genus Microcosmodon was named by G.L. Jepsen in 1930.- Species :The species Microcosmodon arcuatus...

    • Genus Pentacosmodon
      Pentacosmodon
      Pentacosmodon is a mammal genus from the Paleocene of North America, so it lived somewhat after the "age of the dinosaurs". It was a member of the extinct order Multituberculata. It's within the suborder Cimolodonta and family Microcosmodontidae....

  • Family Kogaionidae
    Kogaionidae
    Kogaionidae is a family of fossil mammals within the extinct order Multituberculata. Representatives are known from the upper Cretaceous and the Paleocene of Europe. This family is part of the suborder Cimolodonta. Other than that, their systematic relationships are hard to define.These small...

    • Genus Hainina
      Hainina
      Hainina is an extinct mammal genus from the Upper Cretaceous to the Paleocene of Europe. Though small, it outsurvived the final dinosaurs.- Genus :...

  • Family Cimolomyidae
    Cimolomyidae
    Cimolomyidae is a family of fossil mammal within the extinct order Multituberculata. Representatives are known from the Upper Cretaceous and the Paleocene of North America and perhaps Mongolia. The family is part of the suborder Cimolodonta. Other than that, their systematic relationships are hard...

    • Genus Buginbaatar
      Buginbaatar
      Buginbaatar is an extinct genus of mammal from the Upper Cretaceous of Mongolia. It is a member of the extinct order Multituberculata, within the suborder Cimolodonta and family Cimolomyidae. It lived towards the end of the Mesozoic era....

    • Genus Cimolomys
      Cimolomys
      Cimolomys is a mammal genus from the Upper Cretaceous of North America. It was a member of the extinct order Multituberculata within the suborder Cimolodonta and family Cimolomyidae.The genus Cimolomys was named by Othniel Charles Marsh in 1889...

    • Genus Meniscoessus
      Meniscoessus
      Meniscoessus is a genus of extinct mammal from the Upper Cretaceous Period of what is now North America. It lived toward the end of the "age of the dinosaurs" and was a member of the extinct order Multituberculata. It lies within the suborder Cimolodonta and family Cimolomyidae.The genus...

  • Family Boffiidae
    • Genus Boffius
      Boffius
      Boffius is a genus of mammal from the Paleocene of Europe. It is a member of the extinct order of Multituberculata. It lies within the suborder Cimolodonta and is the only known member of the family Boffiidae . The genus was named by Vianey-Liaud M. in 1979.The species Boffius splendidus is known...



to be sorted
  • Anconodon
    Anconodon
    Anconodon is an extinct genus of mammal from the Paleocene of North America, and thus lived just after the "age of the dinosaurs". It was a member of the extinct order Multituberculata within the suborder Cimolodonta and possibly the family Cimolodontidae....

  • Baiotomeus
    Baiotomeus
    Baiotomeus is a genus of mammals from the extinct order of Multituberculata. It is known from the Paleocene of North America.The genus Baiotomeus was formally named by Krause in 1987 , and has also been known as Mimetodon , Neoplagiaulax , and Ptilodus .- B...

  • Cernaysia
    Cernaysia
    Cernaysia is an extinct genus of mammal from the Paleocene of France and the United States. It existed in the age immediately following the extinction of the last dinosaurs. This animal was a member of the extinct order Multituberculata within the suborder Cimolodonta and family...

  • Essonadon?
  • Kimbetohia
    Kimbetohia
    Kimbetohia is a genus of mammals from the extinct order Multituberculata. It lived from the Upper Cretaceous to the Paleocene in the United States. The genus was named by the paleontologist George Gaylord Simpson, in 1936 . Kimbetohia has also been called Kimbetohi.- K...

  • Liotomus
    Liotomus
    Liotomus is a genus of extinct mammal from the Paleocene epoch . It lived in Europe and North America, and was a member of the extinct order Multituberculata, lying within the suborder Cimolodonta and possibly the family Cimolodontidae....

  • Mesodma
    Mesodma
    Mesodma is an extinct genus of mammal, a member of the extinct order Multituberculata within the suborder Cimolodonta, family Neoplagiaulacidae. It lived during the upper Cretaceous and Paleocene Periods of what is now North America...

  • Mesodmops
    Mesodmops
    Mesodmops is a genus of small mammal from the Eocene of China. It was a late member of the extinct order of Multituberculata. It's within the suborder of Cimolodonta and family Neoplagiaulacidae. The genus was named by Y. Tong and T. Wang in 1994....

  • Mimetodon
    Mimetodon
    Mimetodon is a small mammal from the Paleocene of North America and perhaps Europe. It was a member of the extinct order Multituberculata within the suborder Cimolodonta and family Neoplagiaulacidae....

  • Neoplagiaulax
    Neoplagiaulax
    Neoplagiaulax is a mammal genus from the Paleocene of Europe and North America. In the case of the latter continent, there may possibly be some slightly earlier, Upper Cretaceous material too. It existed in the age immediately following the extinction of the last dinosaurs...

  • Prochetodon
    Prochetodon
    Prochetodon is a genus of mammals from the extinct order Multituberculata. It lived during the Upper Paleocene and the Lower Eocene in North America. The genus was formally named by G. L. Jepsen in 1940. - P. cavus :...

  • Ptilodus
    Ptilodus
    Ptilodus is a genus of mammals from the extinct order of Multituberculata, and lived during the Paleocene in North America.Ptilodus was a relatively large multituberculate of in length, which is about the same size as a squirrel...

  • Sinobaatar
    Sinobaatar
    Sinobaatar is a genus of extinct mammal from the Lower Cretaceous of China. It is categorized within the also extinct order Multituberculata and among these it belongs to the plagiaulacid lineage . Sinobaatar was a small herbivore during the Mesozoic era, commonly called "the age of the dinosaurs"....

  • Xanclomys
    Xanclomys
    Xanclomys is a small mammal from the Paleocene of North America. It was a genus within the extinct order Multituberculata within the suborder Cimolodonta and family Neoplagiaulacidae....

  • Xyronomys
    Xyronomys
    Xyronomys is an extinct genus of small mammals from the Paleocene of North America, with one species described and a second species is awaiting publication. The genus lies within the extinct order Multituberculata within the suborder Cimolodonta and family Neoplagiaulacidae...


Order Triconodonta

Late Triassic
Late Triassic
The Late Triassic is in the geologic timescale the third and final of three epochs of the Triassic period. The corresponding series is known as the Upper Triassic. In the past it was sometimes called the Keuper, after a German lithostratigraphic group that has a roughly corresponding age...

Late Cretaceous
Late Cretaceous
The Late Cretaceous is the younger of two epochs into which the Cretaceous period is divided in the geologic timescale. Rock strata from this epoch form the Upper Cretaceous series...

  • Family Repenomamidae
    • Genus Repenomamus
      Repenomamus
      Repenomamus is the largest mammal known from the Cretaceous period of Manchuria, and it is the mammal for which there is the best evidence that it fed on dinosaurs. It is not possible to determine if Repenomamus actively hunted live dinosaurs or scavenged dead dinosaurs.-Paleobiology:Repenomamus...

  • Family Jeholodentidae
    Jeholodentidae
    The family Jeholodentidae is a Triconodont family that was present in China around 125 million years ago during the time of the dinosaurs. There are currently two genera assigned to the family, Yanoconodon and Jeholodens.-References:**...

    • Genus Jeholodens
      Jeholodens
      Jeholodens was a primitive mammal belonging to the Triconodonta family, and which lived in present-day China during the Middle Cretaceous about 125 million years ago....

    • Genus Yanoconodon
      Yanoconodon
      Yanoconodon is a monotypic genus of extinct early mammal whose representative species Yanoconodon allini lived 125 million years ago during the Mesozoic in what is now China. It is considered to be a transitional fossil due to the formation of its middle ear, which is a cross between those of...

  • Family Gobiconodontidae
    Gobiconodontidae
    The Gobiconodontidae are a group of extinct mammals from the Early Creataceous, belonging to the triconodonts.- Phylogeny :Cladogram after Marisol Montellano, James A. Hopson, James M. Clark and Gao et al. .-References:...

    • Genus Gobiconodon
      Gobiconodon
      Gobiconodon is an extinct genus of carnivorous mammal. It weighed 10–12 pounds and measured 18-20 inches, and might have resembled a large and robust opossum.-Species:...


Order Symmetrodonta

Late Triassic
Late Triassic
The Late Triassic is in the geologic timescale the third and final of three epochs of the Triassic period. The corresponding series is known as the Upper Triassic. In the past it was sometimes called the Keuper, after a German lithostratigraphic group that has a roughly corresponding age...

Late Cretaceous
Late Cretaceous
The Late Cretaceous is the younger of two epochs into which the Cretaceous period is divided in the geologic timescale. Rock strata from this epoch form the Upper Cretaceous series...

  • Superfamily Spalacotheroidea
    • Genus Maotherium
      Maotherium
      Maotherium was discovered in Early Cretaceous rocks in Liaoning Province, China, in 2003. Its scientific name means "Mao's beast" after the Chinese politician Mao Zedong. Maotherium belongs to an extinct group of Mesozoic mammals called symmetrodonts. Though little is known about this group, the...

    • Family Zhangheotheriidae
      • Genus Zhangheotherium
        Zhangheotherium
        Zhangheotherium is a genus of symmetrodont, an extinct order of mammals. Previously known from only the tall pointed crowned teeth, Zhangheotherium, described from Liaoning Province, China, fossils in 1997, is the first symmetrodont known from a complete skeleton. It was dated to between 145-125...

    • Family Spalacotheriidae
      • Genus Akidolestes
        Akidolestes
        Akidolestes cifellii is an extinct mammal which dates to the early Cretaceous period, 124.6 million years ago. It is part of the Yixian formation in Liaoning, China. The description is based on a nearly complete skeleton, partially complete skull, and an impression...

    • Family Kuehneotheriidae
      Kuehneotheriidae
      Kuehneotheriidae is a clade within Symmetrodonta and was created to embrace Kuehneotherium and Woutersia, which lived in Europe in the late Triassic and early Jurassic...

      • Genus Woutersia
        Woutersia
        Woutersia was a triassic symmetrodont and the only representative of its family. It has been suggested that it may form the sister taxon to Docodonta. Its remains have been found in France.-Sources:*...

      • Genus Kuehneotherium
        Kuehneotherium
        Kuehneotherium was an early symmetrodont whose fossils have been found in Greenland, France and Luxembourg. It is known only from an upper molar as well as nine additional teeth and four dentary fragments.-Further reading:...


Order Dasyuromorphia

  • Family Dasyuridae
    Dasyuridae
    Dasyuridae is a family of marsupials native to Australia and New Guinea, including 61 species divided into 15 genera. Many are small and mouse-like, giving them the misnomer marsupial mice, but the group also includes the cat-sized quolls, as well as the Tasmanian Devil...

    • Genus Glaucodon
      Glaucodon
      Glaucodon is an extinct genus of marsupial from Australia.- Sources :*Gerdtz, W. and Archbold, N. Glaucodon ballaratensis , a Late Pliocene 'Devil' from Batesford, Victoria, Proceedings of the Royal Society of Victoria, Vol 115, No 2, pp. 35–44, Royal Society of Victoria, Australia.*Wildlife...

  • Family Thylacinidae
    Thylacinidae
    The animals in the Thylacinidae family were all carnivorous marsupials from the order Dasyuromorphia. The only recent member was the Thylacine , which became extinct in 1936...

    • Genus Thylacinus
      Thylacinus
      Thylacinus is a genus of extinct carnivorous marsupials from the order Dasyuromorphia. The only recent member was the Thylacine , which became extinct in 1936 due to hunting. The other animals in the group all lived in prehistoric times in Australia...

      • Thylacine
        Thylacine
        The thylacine or ,also ;binomial name: Thylacinus cynocephalus, Greek for "dog-headed pouched one") was the largest known carnivorous marsupial of modern times. It is commonly known as the Tasmanian tiger or the Tasmanian wolf...

         (Thylacinus cynocephalus, Australia
        Australia
        Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

        , d. 1936)

Order Peramelemorphia

  • Family Peramelidae
    Peramelidae
    Peramelidae is the family of marsupials that contains all of the extant bandicoots. One known extinct species of bandicoot, the Pig-footed Bandicoot, was so different than the other species that it was recently moved into its own family. There are four described fossil Peramelids...

    • Genus Perameles
      • Desert Bandicoot
        Desert Bandicoot
        The Desert Bandicoot is an extinct bandicoot of the arid country in the centre of Australia. The last known specimen was collected in 1943 on the Canning Stock Route in Western Australia...

         (Perameles eremiana)
    • Genus Chaeropus
      • Pig-footed Bandicoot
        Pig-footed Bandicoot
        The Pig-footed Bandicoot, Chaeropus ecaudatus, was a small marsupial of the arid and semi-arid plains of Australia. The distribution range of the species was later reduced to an inland desert region, where it was last recorded in the 1950s, and is now presumed to be extinct.-Classification:This...

         (Chaeropus ecaudatus)
  • Family Thylacomyidae
    • Genus Macrotis (Thalacomys)
      • Lesser Bilby
        Lesser Bilby
        The Lesser Bilby , also known as the Yallara, the Lesser Rabbit-eared Bandicoot or the White-tailed Rabbit-eared Bandicoot, was a rabbit-like marsupial. The species was first described by Oldfield Thomas as "Peregale leucura" in 1887 from a single specimen from a collection of mammals of the...

         (Macrotis leucura)

Order Diprotodontia

  • Family Thylacoleonidae
    Thylacoleonidae
    Thylacoleonidae is a family of extinct meat-eating marsupials from Australia, referred to as marsupial lions. The best known is Thylacoleo carnifex, also called the Marsupial Lion...

    • Genus Thylacoleo
      • Marsupial Lion
        Marsupial Lion
        The Marsupial Lion is an extinct species of carnivorous marsupial mammal that lived in Australia from the early to the late Pleistocene...

         (Thylacoleo carnifex, Australia
        Australia
        Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

        )

Suborder Vombatiformes
  • Family Diprotodontidae
    Diprotodontidae
    Diprotodontidae is an extinct family of large, actively mobile marsupial, endemic to what would be Australia, during the Oligocene through Pleistocene periods from 28.4 mya—11,000 years ago, existing for approximately .-References:...

    • Genus Diprotodon
      Diprotodon
      Diprotodon, meaning "two forward teeth", sometimes known as the Giant Wombat or the Rhinoceros Wombat, was the largest known marsupial that ever lived...

      (1.6 Ma – 50,000 BP
      Pleistocene
      The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

      , Australia
      Australia
      Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

      )
      • Diprotodon australis
      • Diprotodon opatum
      • Diprotodon minor
      • Diprotodon loderi
      • Diprotodon annextans

Suborder Macropodiformes
  • Family Potoroidae
    Potoroidae
    The marsupial family Potoroidae includes the bettongs, potoroos, and two of the rat-kangaroos. All are rabbit-sized, brown, jumping marsupials and resemble a large rodent or a very small wallaby.- Characteristics :...

    • Genus Potorous
      • Broad-faced Potoroo
        Broad-faced Potoroo
        The Broad-faced Potoroo is an extinct species of marsupial that once lived in Australia. The first specimen was collected in 1839 and described by John Gould in 1844, but even then it was rare and only a handful of specimens were ever collected, the last in 1875...

         (Potorous platyops)
    • Genus Caloprymnus
      • Desert Rat-kangaroo
        Desert Rat-kangaroo
        The Desert Rat-kangaroo , also called the Buff-nosed Rat-kangaroo or the Plains Rat-kangaroo, is an extinct marsupial that lived in a sand ridge and gibber plain habitat in southwestern Queensland and northeastern South Australia. It was the size of a small rabbit...

         (Caloprymnus campestris)
  • Family Macropodidae
    • Genus Lagorchestes
      Lagorchestes
      Lagorchestes is a genus containing all but one of the species referred to as hare-wallabies. It has four species, two of which are extinct:* ††Lake Mackay Hare-wallaby, Lagorchestes asomatus...

      • Eastern Hare Wallaby (Lagorchestes leporides)
    • Genus Onychogalea
      • Crescent Nailtail Wallaby (Onychogalea lunata)
    • Genus Procoptodon
      Procoptodon
      Procoptodon was a genus of giant short-faced kangaroo living in Australia during the Pleistocene epoch. P. goliah, the largest known kangaroo that ever existed, stood approximately 2 meters tall. They weighed about ....

      largest leaf-eating kangaroo
      • Giant Short-faced Kangaroo (Procoptodon goliah)

Order Paucituberculata

  • Family Caroloameghiniidae
    • Genus Chulpasia
      Chulpasia
      Chulpasia is an extinct genus of Eocene marsupial related to today's shrew opossums. It was a small animal, about 20 cm long, with an omnivorous diet. Its diet probably included seeds, small fruits, and insects. It was found in Argentina as well as at the Murgon fossil site in Australia, and...

  • Family Argyrolagidae
    • Genus Argyrolagus
      Argyrolagus
      Argyrolagus is an extinct genus of South American marsupial.Jumping on its hind legs, the long Argyrolagus resembled a gerbil or kultarr. It had a long tail for balance, and a narrow head with a pointed snout. Judging from its huge eyes, Argyrolagus was nocturnal. The form of its teeth suggest...



to be sorted
  • Genus Ekaltadeta
    Ekaltadeta
    Ekaltadeta is an extinct genus of giant marsupials related to modern rat-kangaroos.They are hypothesized to have been either predatory, or omnivorous with a fondness for meat, based on their chewing teeth. This conclusion is based mainly on the size and shape of a large buzz-saw-shaped cheek-tooth,...

  • Genus Maastrichtidelphys
  • Genus Necrolestes
    Necrolestes
    Necrolestes patagonensis is an extinct mammal, possibly a marsupial, that lived in the early Miocene of South America....

  • Genus Palorchestes
    Palorchestes
    Palorchestes is an extinct genus of terrestrial herbivorous marsupial of the family Palorchestidae. The genus was endemic to Australia, living from the Late Miocene subepoch through the Pleistocene epoch , and thought to be in existence for approximately .-Description:One species, Palorchestes...

  • Genus Peradectes
  • Pucadelphys andinus
    Pucadelphys andinus
    Pucadelphys andinus was a marsupial species belonging to the family Didelphidae.Fossils of Pucadelphys have been found at Tiupampa ....

  • Genus Silvabestius
    Silvabestius
    Silvabestius is an extinct genus of marsupial dating to the Early Miocene. They were grazing animals about the size of a modern sheep.This animal is known from two skulls found close together which have come to be known as the "Madonna and Child" fossils.Silvabestius is an extinct genus of...

  • Genus Simosthenurus
    Simosthenurus
    Simosthenurus is a genus of megafaunal macropods that existed in Australia in the Pleistocene. The members of the genus are large, Simosthenurus occidentalis weighed over 118 kilograms....

    leaf-eating (browsing) kangaroos
  • Genus Sinodelphys
    Sinodelphys
    Sinodelphys is an extinct mammal from the Early Cretaceous. To date, it is the oldest metatherian fossil known, estimated to be 125 million years old...

    • Sinodelphys szalayi (125 Ma, China
      China
      Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

      )
  • Yalkaparidon coheni ("Thingodon", 20 Ma, Australia
    Australia
    Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

    )
  • Genus Wakaleo
    Wakaleo
    Wakaleo , was a genus of medium-sized thylacoleonids that lived in Australia in the early to late Miocene. It was approximately 2.5 ft long, or the size of a dog...

  • Genus Zygomaturus
    Zygomaturus
    Zygomaturus is an extinct giant marsupial from Australia during the Pleistocene. It had a heavy body and thick legs and is believed to be similar to the modern Pygmy Hippopotamus in both size and build. The genus moved on all fours. It lived in the wet coastal margins of Australia and became...

  • Genus Sthenurus
    Sthenurus
    Sthenurus is an extinct genus of kangaroo. With a length of about 3 m , some species were twice as large as modern extant species. Sthenurus was related to the better-known Procoptodon.-Fossil habitats:...

     "Strong Tail"
  • Genus Propleopus
    Propleopus
    Propleopus is an extinct genus of marsupial. Two species are known, P. chillagoensis from the Plio-Pleistocene and P. oscillans from the Pleistocene. In contrast to most other kangaroos, and similar to its small extant relative, the Musky Rat-kangaroo, it was probably omnivorous.-References:*John...

    , carnivorous kangaroo during the pliocene and pleistocene periods (e.g. giant rat kangaroo)

Simosthenurus,

Order Leptictida

    • Genus Kennalestes
      Kennalestes
      Kennalestes gobiensis is an extinct species of insectivoreous mammal resembling a shrew. It was a common mammal in Mongolia during the Cretaceous period, found in both the Bayan Mandahu Formation and Djadochta Formation....

  • Family Gypsonictopidae
    • Genus Gypsonictops
      • Gypsonictops hypoconus
      • Gypsonictops illuminatus
  • Family Leptictidae
    • Genus Prodiacodon
    • Genus Palaeictops
    • Genus Myrmecoboides
    • Genus Xenacodon
    • Genus Leptictis
      Leptictis
      Leptictis is an extinct genus of mammal. It was related to the better-known Leptictidium.-References:*McKenna, Malcolm C., and Bell, Susan K. 1997. Classification of Mammals Above the Species Level. Columbia University Press, New York, 631 pp. ISBN 0-231-11013-8...

    • Genus Diaphyodectes?
  • Family Didymoconidae
    • Genus Zeuctherium
    • Genus Archaeoryctes
  • Family Pseudorhynchocyonidae
    • Genus Leptictidium
      Leptictidium
      Leptictidium is an extinct genus of small mammals; together with macropods and humans, they are the only known completely bipedal mammals. Comprising five species, they resembled today's elephant shrews...

      • Leptictidium auderiense
      • Leptictidium nasutum
      • Leptictidium tobieni

Order Apatotheria

  • Family Apatemyidae
    Apatemyidae
    Apatemyidae is an extinct family of placental mammals that took part in the first placental evolutionary radiation together with other early mammals such as the leptictids....

    • Genus Jepsenella
    • Genus Labidolemur
    • Genus Unuchinia

Order Pantolesta

  • Family Pentacodontidae
    • Genus Coriphagus
    • Genus Aphronorus
    • Genus Pentacodon
    • Genus Protentomodon
    • Genus Bisonalveus
      • Bisonalveus browni
        Bisonalveus browni
        Bisonalveus is an extinct mammal once believed to be related to the modern pangolin.It was discovered in 1956 in Alberta, Canada. It is known primarily from fossil jaws dating back 60 million years ago, during the Palaeocene epoch...

        (60 Ma
        Paleocene
        The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

        )
  • Family Pantolestidae
    Pantolestidae
    Pantolestidae is an extinct family of semi-aquatic, placental mammals that took part in the first placental evolutionary radiation together with other early mammals such as the leptictids....

    • Genus Propalaeosinopa
    • Genus Bessoecetor
    • Genus Palaeosinopa
    • Genus Paleotomus
    • Genus Pantomimus
    • Genus Pagonomus
    • Genus Todralestes
    • Genus Nosella?

Suborder Erinaceomorpha
  • Family Erinaceidae
    Erinaceidae
    Erinaceidae is the only living family in the order Erinaceomorpha, which has recently been subsumed with Soricomorpha into the order Eulipotyphla...

    • Genus Deinogalerix
      Deinogalerix
      Deinogalerix , was a genus of the order Erinaceomorpha, which lived in Italy in the Late Miocene. The genus was apparently endemic to what was then Gargano Island, today's Gargano peninsula...

  • Family Amphilemuridae
    • Genus Pholidocercus
      Pholidocercus
      Pholidocercus is an extinct monotypic genus of mammal related to and resembling the modern-day hedgehog with a single species Pholidocercus hassiacus. Like the hedgehog, it was covered in thin spines. Unlike hedgehogs, it had scales on its head in a helmet-like formation, and had a long, thick,...

  • Family Dimylidae
    • Genus Dimylus
      Dimylus
      Dimylus is an extinct genus of insectivore mammal.The creature probably resembled the modern desman in terms of size and physical appearance, possessing a proboscis. Its knobby teeth were small and covered with enamel...


Suborder Soricomorpha
  • Family Palaeoryctidae
    Palaeoryctidae
    Palaeoryctidae is an extinct group of relatively non-specialized placental mammals that strived in North America during the late Cretaceous and took part in the first placental evolutionary radiation together with other early mammals such as the leptictids.- Description :From a near-complete skull...

  • Family Micropternodontidae
  • Family Apternodontidae
  • Family Nyctitheriidae

Order Dermoptera

Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

–Recent
  • Family Paromomyidae
  • Family Plagiomenidae
    • Genus Planetetherium
      Planetetherium
      Planetetherium is an extinct genus of herbivorous gliding mammal endemic to North America during the Paleogene living from 56.8—55.4 mya, existing for approximately ....

  • Family Mixodectidae
    Mixodectidae
    Mixodectidae or mixodectids is an extinct family of insectivore, placental mammals in the order Dermoptera....


Order Chiroptera

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...

–Recent
  • Family Archaeonycteridae
    Archaeonycteridae
    Archaeonycteridae is a family of extinct bats. It was originally erected by the Swiss naturalist Pierre Revilliod as Archaeonycterididae to hold the genus Archaeonycteris. It was formerly classified under the superfamily Icaronycteroidea by Kurten and Anderson in 1980...

    • Genus Icaronycteris
      Icaronycteris
      Icaronycteris is an extinct genus of microchiropteran bat that lived in the early Eocene, approximately 52.2 million years ago. Four exceptionally preserved specimens are known from the Green River Formation of North America. There is only one thoroughly described species of bat in the genus, I...

      • Icaronycteris index
        Icaronycteris
        Icaronycteris is an extinct genus of microchiropteran bat that lived in the early Eocene, approximately 52.2 million years ago. Four exceptionally preserved specimens are known from the Green River Formation of North America. There is only one thoroughly described species of bat in the genus, I...


Order Plesiadapiformes

  • Family Purgatoriidae
    • Genus Purgatorius
      Purgatorius
      Purgatorius is the genus of the four extinct species believed to be the earliest example of a primate or a proto-primate, a primatomorph precursor to the Plesiadapiformes...

      • Purgatorius unio
      • Purgatorius ceratops
      • Purgatorius titusi
      • Purgatorius janisae

  • Family Palaechthonidae
  • Family Microsyopidae
  • Family Toliapinidae
  • Family Micromomyidae
  • Family Plesiadapidae
    Plesiadapidae
    Plesiadapidae is a family of plesiadapiform mammals related to primates known from the Paleocene and Eocene of North America, Europe, and Asia...

    • Genus Plesiadapis
      Plesiadapis
      Plesiadapis is one of the oldest known primate-like mammal species which existed about 58-55 million years ago in North America and Europe. Plesiadapis literally means "near-Adapis", which is a reference to the Eocene lemuriform, Adapis...

  • Family Saxonellidae
  • Family Carpolestidae
    Carpolestidae
    Carpolestidae is a family of primate-like Plesiadapiformes that were prevalent in North America and Asia from the mid Paleocene through the early Eocene. Typically, they are characterized by two large upper posterior premolars and one large lower posterior premolar. They weighed about 20-150g, and...

  • Family Picrodontidae

Order Anagalida

  • Family Anagalidae
    • Genus Anagale
      Anagale
      Anagale is an extinct genus of mammal from the early Oligocene of Mongolia. Its closest living relatives are the rodents and lagomorphs.Anagale was 30 cm long and resembled a rabbit, but with a longer tail. Also, the build of its hind legs indicates that it walked, and did not hop...

  • Family Pseudictopidae
  • Family Astigalidae
  • Family Zalambdalestidae
    • Genus Zalambdalestes
      Zalambdalestes
      Zalambdalestes was a placental mammal living during the Upper Cretaceous in Mongolia. It is one of the oldest examples of a placental mammal known, and would have lived alongside the dinosaurs....


Order Rodentia

Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

–Recent
  • Family Eurymylidae
    Eurymylidae
    Eurymylidae is a family of extinct simplicidentates. Most authorities consider them to be basal to all modern rodents and may have been the ancestral stock whence the most recent common ancestor of all modern rodents arose...

  • Family Alagomyidae
    Alagomyidae
    Alagomyidae is a family of rodents known from the late Paleocene and early Eocene of Asia and North America . Alagomyids have been identified as the most basal rodents, lying outside the common ancestry of living forms...

  • Family Paramyidae


to be sorted
  • Alphagaulus
  • Birbalomys
    Birbalomys
    Birbalomys is an extinct genus of rodent from Asia.The long creature has been thought to have been a member of the extant gundi family, but reconstructions of its physical appearance are highly speculative. Some paleontologists consider Birbalomys to be the most primitive true rodent, related to...

  • Castoroides
    Castoroides
    Castoroides, or Giant Beaver, is an extinct genus of enormous beavers that lived in North America during the Pleistocene. There are two known species:*Castoroides leiseyorum...

  • Ceratogaulus
  • Eocardia
    Eocardia
    Eocardia is an extinct genus of rodent from South America. The long creature was related to guinea pigs and the capybara. It probably resembled a modern marmot....

  • Eomaia scansoria
  • Eougaulus
  • Giant hutia
    Giant hutia
    The giant hutias are an extinct group of large rodents known from fossil and subfossil material in the West Indies. One species, Amblyrhiza inundata, is estimated to have weighed between , big specimens being as large as an American Black Bear...

  • Hepserogaulus
  • Ischyromys
    Ischyromys
    Ischyromys is an extinct genus of rodent from North America.The 60 cm long creature is one of the oldest rodents known. It resembled a mouse and already had characteristic rodent incisors. Ischyromyss hind legs were longer than the forelegs, which could be used for other means than walking...

  • Kubwaxerus
  • Megapedetes
    Megapedetes
    Megapedetes is a genus of fossil rodents related to the springhare and other species of the genus Pedetes, with which it forms the family Pedetidae. At least four species are known, which ranged through Africa, southwestern Asia, and southeastern Europe from the Miocene to the Pliocene...

  • Mylagaulus
  • Palaeolagus
    Palaeolagus
    Palaeolagus is an extinct genus of lagomorph. Palaeolagus lived in the Oligocene period which was about 33-23 million years ago. The earliest leporids described from the fossil record of North America and Asia date to the upper Eocene some 40 million years ago. Selective pressure ostensibly drove...

  • Phoberomys
  • Pterogaulus
  • Steneofiber
    Steneofiber
    Steneofiber is an extinct genus of beaver from Eurasia.This small, 30 cm long creature probably lived in large fresh water lakes, like present day beavers. A semiaquatic lifestyle is indicated by the presence of a combing-claw, which living beavers use to waterproof their fur. Most likely, it...

  • Telicomys
    Telicomys
    Telicomys is an extinct genus of rodent from South America.With a length of more than in T. gigantissimus, it contains two or three of the largest rodents that ever lived, along with Phoberomys, Josephoartigasia, and the giant beaver...

  • Umbogaulus

Order Cimolesta
Cimolesta
Cimolesta is an extinct order of mammals. A few experts place the pangolins within Cimolesta, though most other experts prefer to place the pangolins within their own order, Pholidota....

  • Family Palaeoryctidae
    Palaeoryctidae
    Palaeoryctidae is an extinct group of relatively non-specialized placental mammals that strived in North America during the late Cretaceous and took part in the first placental evolutionary radiation together with other early mammals such as the leptictids.- Description :From a near-complete skull...

    • Genus Palaeoryctes
      Palaeoryctes
      Palaeoryctes is an extinct genus of mammal from Middle to Late Palaeocene of North America.Palaeoryctes resembled a modern shrew, being slender and sharp-nosed, with typical insectivore teeth. It was around long, and weighed around . Palaeoryctes or its relatives may have evolved into the large...

  • Suborder Taeniodonta
    • Family Stylinodontidae
      • Genus Schochia
        Schochia
        Schochia sullivani is a primitive species of Taeniodont mammal from the early Paleocene of North America.-References:Lucas, Spencer G. and Thomas E. Williamson. "A New Taeniodont from the Paleocene of the San Juan Basin, New Mexico." Journal of Mammology Vol. 74, No. 1 , p. 175-179....

      • Genus Psittacotherium
        Psittacotherium
        Psittacotherium is an extinct genus of taeniodont from the Paleocene of North America.- Sources :*Mammoths, Sabertooths, and Hominids by Jordi Agusti and Mauricio Anton*The Beginning of the Age of Mammals by Kenneth D. Rose...

      • Genus Stylinodon
        Stylinodon
        Stylinodon is an extinct genus of taeniodont mammal, and is the best known, and last genus of taeniodonts, lived some 45 million years ago during middle Eocene in North America....

  • Suborder Didelphodonta
    • Family Cimolestidae
      • Genus Maelestes
      • Genus Cimolestes
        Cimolestes
        Cimolestes is a genus of early eutherians. Fossils have been found in North America, where they first appeared during the Late Cretaceous, and died out during the Paleocene....

  • Suborder Pantolesta
    • Family Paroxyclaenidae
      • Genus Kopidodon
        Kopidodon
        Kopidodon is a genus of extinct squirrel-like mammals belonging to the order Cimolesta. Kopidodon was one of the largest tree-dwelling mammals known from Eocene Europe: growing 115 centimeters long . This mammal sported fearsome canine teeth, probably for defense. However its molars were designed...

    • Family Pantolestidae
      Pantolestidae
      Pantolestidae is an extinct family of semi-aquatic, placental mammals that took part in the first placental evolutionary radiation together with other early mammals such as the leptictids....

      • Genus Bisonalveus
  • Suborder Apatotheria
    • Family Apatemyidae
      Apatemyidae
      Apatemyidae is an extinct family of placental mammals that took part in the first placental evolutionary radiation together with other early mammals such as the leptictids....

      • Genus Heterohyus
        Heterohyus
        Heterohyus is an extinct genus of apatemyid from the early to late Eocene.-References:* McKenna, Malcolm C., and Bell, Susan K. 1997. Classification of Mammals Above the Species Level. Columbia University Press, New York, 631 pp. ISBN 0-231-11013-8...

  • Suborder Pantodonta
    Pantodonta
    The Pantodonta are an order of now extinct placental mammals.Pantodonts are well known from the Paleocene of North America and Asia, and one early genus Alcidedorbignya, that was found in the Paleocene of South America...

    • Family Barylambdidae
      • Genus Barylambda
        Barylambda
        Barylambda is an extinct genus of pantodont mammal from the middle to late Paleocene, well known from several finds in North America. Like other pantodonts, Barylambda was a heavyset, 5-toed plantigrade. Three species of Barylambda are currently recognised...

    • Family Coryphodontidae
      • Genus Coryphodon
        Coryphodon
        Coryphodon is an extinct genus of mammal. It was widespread in North America between 59 and 51 million years ago. It is regarded as the ancestor of the genus Hypercoryphodon of Mid Eocene Mongolia....

      • Genus Hypercoryphodon
        Hypercoryphodon
        Hypercoryphodon was a genus of rhinoceros-sized pantodont native to Middle Eocene Mongolia, and was very similar to its ancestor, Coryphodon....

    • Family Pantolambdidae
      • Genus Pantolambda
        Pantolambda
        Pantolambda is an extinct genus of Paleocene pantodont mammal. Pantolambda lived during the middle Paleocene, and has been found both in Asia and North America. A generalized early mammal, it had a vaguely cat-like body, heavy head, long tail, and five-toed plantigrade feet ending in blunt nails...

    • Family Titanoideidae
      • Genus Titanoides
        Titanoides
        Titanoides is an extinct genus of pantodont mammal. It was about long and weighed between 200 and 300 pounds.Titanoides was one of the early Tertiary browsing mammals called pantodonts. Their limbs were short and stout, and they were bear-like in appearance. Some were the size of a rhinoceros....

  • Suborder Tillodontia
    Tillodontia
    Tillodontia is an extinct order of mammals that may be related to the pantodonts. They were widespread across North America and Eurasia during the late Paleocene and most of the Eocene. They went extinct in Europe during the early Eocene, while North American and Asian forms survived until the...

    • Family Esthonychidae
      • Genus Trogosus
        Trogosus
        Trogosus is an extinct genus of tillodont mammal. Fossils have been found in Wyoming, and date from the Eocene between 54.8 to 33.7 million years ago....


Order Condylarthra

Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...


  • Family Arctocyonidae
    Arctocyonidae
    Arctocyonidae is an extinct family of unspecialized, primitive mammals with more than 20 genera most abundant during the Paleocene, but extant from the late Cretaceous to the early Eocene ....

    • Genus Arctocyon
      Arctocyon
      Arctocyon is an extinct genus of condylarth mammals. The jackal-sized creature was plantigrade, that is, it walked on the soles of its feet, like a bear. Although probably mainly terrestrial, it is possible that it also climbed trees. Arctocyon was probably an omnivore....

    • Genus Chriacus
      Chriacus
      Chriacus is an extinct genus of prehistoric mammal which lived around 63 million years ago.Chriacus was a raccoon-like mammal of the Paleocene epoch, with a length of about including its long, robust tail, which may or may not have been prehensile. It had a light build, weighing approximately...

  • Family Periptychidae
    Periptychidae
    Periptychidae is a family of Paleocene placental mammals, known definitively only from North America. The family is part of a radiation of early herbivorous and omnivorous mammals classified in the extinct order Condylarthra, which may be related to some or all living ungulates...

    • Genus Ectoconus
      Ectoconus
      Ectoconus is an extinct genus of terrestrial herbivorous mammal of the family Periptychidae, endemic to North America during the Early Paleocene subepochs existing for approximately .-Taxonomy:...

    • Genus Oxyacodon
      Oxyacodon
      Oxyacodon is an extinct genus of condylarth of the family Periptychidae endemic to North America during the Early Paleocene living from 65—63.3 mya, existing for approximately .-Taxonomy:...

  • Family Hyopsodontidae
    Hyopsodontidae
    Hyopsodontidae is an extinct family of unspecialized, primitive mammals from the Condylarthra order, living from the Paleocene to the Eocene in North America and EurasiaThey were generally small insectivorous animals. The most common genus is Hyopsodus....

    • Genus Hyopsodus
      Hyopsodus
      Hyopsodus is a genus of extinct condylarth mammal of the hyopsodontidae family. Fossils of this genus have been found in North America, especially the bighorn basin region of the United States. They are oftentimes nicknamed "tube sheep", due to their strange, weasel-like body....

  • Family Mioclaenidae
  • Family Phenacodontidae
    Phenacodontidae
    An extinct family of large herbivorous mammals in the order Condylarthra.Dentition shows that species like Pleuraspidotherium and its relatives were probably browsers....

    • Genus Meniscotherium
      Meniscotherium
      Meniscotherium is an extinct genus of dog-sized mammal which lived 54-38 million years ago. It was a herbivore and had hooves. Fossils have been found in Utah, New Mexico. and Colorado. Many individuals have been found together, indicating that it lived in groups....

    • Genus Phenacodus
      Phenacodus
      Phenacodus is an extinct genus of mammals from the late Paleocene through middle Eocene, about 55 million years ago. It is one of the earliest and most primitive of the ungulate mammals, typifying the family Phenacodontidae and the order Condylarthra....

  • Family Protungulatidae
    • Genus Protungulatum
  • Family Didolodontidae
    • Genus Didolodus
      Didolodus
      Didolodus is an extinct genus of mammal. It is currently classified as a condylarth, having been previously associated with arctocyonians and litopterns. Its remains were found in Patagonia....

  • Family Sparnotheriodontidae?

Order Mesonychia

  • Family Triisodontidae
    Triisodontidae
    Triisodontidae is an extinct family of mesonychian placental mammals. Most triisodontid genera lived during the early Paleocene in North America, but the genus Andrewsarchus is known from the late Eocene of Asia. Triisodontids were the first relatively large predatory mammals to appear in North...

    • Genus Andrewsarchus
      • Andrewsarchus mongoliensis
        Andrewsarchus mongoliensis
        Andrewsarchus mongoliensis , was a mammal that lived during the Eocene epoch, roughly between 45 and 36 million years ago. It had a long snout with large, sharp teeth and flat cheek teeth that may have been used to crush bones...

  • Family Hapalodectidae
    Hapalodectidae
    Hapalodectidae is an extinct family of relatively small-bodied mesonychian placental mammals from the Paleocene and Eocene of North America and Asia...

    • Genus Hapalodectes
      Hapalodectes
      Hapalodectes was a genus of otter-like mesonychid from the Late Paleocene to Early Eocene some 55 million years ago. Although the first fossils were found in Eocene strata of Wyoming, the genus originated in Mongolia, as the oldest species is H...

  • Family Mesonychidae
    Mesonychidae
    Mesonychidae is an extinct family of medium to large-sized omnivorous-carnivorous mammals closely related to artiodactyls which were endemic to North America and Eurasia during the Early Paleocene to Late Eocene living from 65—33.9 mya, existing for approximately .- Description :The mesonychids...

    • Genus Ankalagon
      Ankalagon
      Ankalagon saurognathus is an extinct carnivorous mammal of the family Mesonychidae, endemic to North America during the Paleocene epoch , existing for approximately ....

    • Genus Mesonyx
      Mesonyx
      Mesonyx was a wolf-like mammal of the family Mesonychidae, the type family of the order Mesonychia , existing 51.8—51.7 Ma . It may have been ancestral to cetaceans....

      • Mesonyx obtusidens
    • Genus Dissacus
      Dissacus
      Dissacus is an extinct carnivorous jackal to coyote-sized mammal of the family Mesonychidae, endemic to Asia and North America during the Paleocene through Eocene epochs 65—50.3 mya, existing for approximately ....

    • Genus Jiangxia
      Jiangxia
      Jiangxia District is one of the administrative districts within the City of Wuhan. Jiangxia district has an area of 2,009 km² and a population of 680,000....

    • Genus Pachyaena
      Pachyaena
      Pachyaena was a genus of heavily built, relatively short-legged mesonychids that originated from Asia. The species ranged in size from a coyote to a bear...

    • Genus Pyrokerberus
      Pyrokerberus
      Pyrokerberus is an extinct genus of horned mesonychid from the Late Eocene of Death Valley, California....

    • Genus Synoplotherium
      Synoplotherium
      Synoplotherium is an extinct genus of relatively small, wolf-like mesonychids that lived 50 million years ago, in what is now Wyoming....

    • Genus Sinonyx
      Sinonyx
      Sinonyx was a wolf-like ungulate Mesonychid mammal from the late Paleocene of China that lived about 56 million years ago. It was an early primitive form of mesonychid, which some experts regard as a distinctive group of carnivorous condylarths, which gave rise to artiodactyls. Sinonyx was...

    • Genus Yangtanglestes
      Yangtanglestes
      Yangtanglestes conexus is a weasel-like Chinese mesonychid with slender jaws that first appeared during the Early Paleocene and was found throughout Asia. It is the oldest known mesonychid...


Order Litopterna

Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

Pleistocene
Pleistocene
The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....


  • Family Protolipternidae
  • Superfamily Macrauchenioidea
    • Family Macraucheniidae
      Macraucheniidae
      Macraucheniidae is a family in the Litopterna order of extinct South American ungulates. The recessed nasal bones of their skulls suggest that they may have had a small proboscis, or trunk. Their hooves were similar to those of rhinoceroses today, with a simple ankle joint and three digits on each...

      • Genus Cramauchenia
        Cramauchenia
        Cramauchenia is a member of the litoptern order of South American mammals. Cramauchenia was named by Florentino Ameghino. The name has no literal translation. Instead, it is an anagram of the name of a related genus Macrauchenia....

      • Genus Macrauchenia
        Macrauchenia
        Macrauchenia was a long-necked and long-limbed, three-toed South American ungulate mammal, typifying the order Litopterna. The oldest fossils date back to around 7 million years ago, and M...

      • Genus Macrauchenidia
        Macrauchenidia
        Macrauchenidia is an extinct genus of South American litoptern, related to Macrauchenia, and belonging to the same family, Macraucheniidae....

      • Genus Paranauchenia
        Paranauchenia
        Paranauchenia is an extinct genus of the South American litopterns, related to Macrauchenia, belonging to the same family, Macraucheniidae, and is known only from fossil finds in South America. It possessed three toes and long limbs. The species Paranauchenia denticulata lived in the Miocene epoch...

      • Genus Promacrauchenia
      • Genus Scalabrinitherium
        Scalabrinitherium
        Scalabrinitherium is an extinct genus of the family Macraucheniidae. Fossils of this animal were found amongst the fossils of prehistoric xenarthrans....

      • Genus Theosodon
        Theosodon
        Theosodon is an extinct genus of litoptern mammal from the early Miocene of South America.Theosodon bore a superficial resemblance the modern guanaco, and was around in length. It had a long neck and tapir-like, three-toed feet...

      • Genus Victorlemoinea
        Victorlemoinea
        Victorlemoinea is an extinct litoptern genus of the family Macraucheniidae.This animal is considered a member of the Macraucheniidae family, but according to some scientific authorities, could just as easily be from the Sparnotheriodontidae, and is said to share some features with the didolodont...

      • Genus Windhausenia
      • Genus Xenorhinotherium
        Xenorhinotherium
        Xenorhinotherium , an extinct Brazilian genus in the family Macraucheniidae, was related to Macrauchenia patachonica of Patagonia.-Name:...

    • Family Notonychopidae
    • Family Adianthidae
  • Superfamily Proterothrrioidea
    • Family Prototheriidae
      • Genus Diadiaphorus
        Diadiaphorus
        Diadiaphorus is an extinct genus of litoptern mammal from the Miocene of South America.Diadiaphorus closely resembled a horse, but was only around in body length, similar to a modern sheep. It had three toes, only one of which touched the ground. This toe had a large hoof; the two outer toes were...

      • Genus Thoatherium
        Thoatherium
        Thoatherium is an extinct genus of litoptern mammal.With a length of , the gazelle-like Thoatherium was the smallest representative of the order Litopterna. Judging from its long legs, it was a fast runner. Thoatherium had remarkably reduced toes; only one horse-like hoof remained...


Order Notoungulata

Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

Pleistocene
Pleistocene
The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....


Suborder Notioprogonia
  • Family Henricosborniidae
    Henricosborniidae
    Henricosborniidae is an extinct family comprising four genera of notoungulate mammals known from the Paleocene and early Eocene of South America....

  • Family Notostylopidae
    Notostylopidae
    Notostylopidae is an extinct family comprising five genera of notoungulate mammals known from the early Eocene to early Oligocene of South America...

    • Genus Notostylops
      Notostylops
      Notostylops is an extinct genus of South American ungulate from the Eocene.In life, Notostylops would have resembled a dog-sized rabbit and is suspected to have browsed on low-growing plants. Notostylops was a generalised animal, likely adapted to a fairly wide range of ecological niches. Its tall...


Suborder Toxodontia
  • Family Isotemnidae
    Isotemnidae
    Isotemnidae is an extinct family of notoungulate mammals known from the Paleocene through Oligocene of South America....

    • Genus Thomashuxleya
      Thomashuxleya
      Thomashuxleya is an extinct genus of notoungulate mammal, named after famous 19th century biologist Thomas Huxley.Thomashuxyleya was about in length, with a heavy body and strong limbs. Its large skull had 44 teeth in its jaws, including large tusks which may have been used to dig around in earth...

  • Family Leontiniidae
    Leontiniidae
    Leontiniidae is an extinct family comprising six genera of notoungulate mammals known from the middle Eocene through middle Miocene of South America .-References:...

    • Genus Scarrittia
      Scarrittia
      Scarrittia is an extinct genus of hoofed mammal of the family Leontiniidae , Order Notoungulata, native to South America during the early Oligocene epoch.- Characteristics :...

  • Family Notohippidae
    Notohippidae
    Notohippidae is an extinct family of notoungulate mammals from South America. Notohippids are known from the Eocene and Oligocene epochs....

    • Genus Rhynchippus
      Rhynchippus
      Rhynchippus is an extinct genus of notoungulate mammal.Rhynchippus was about in length, with a deep body and three clawed toes on each foot. Although its teeth were extremely similar to those of horses or rhinos, Rhynchippus was actually a relative of Toxodon, having developed teeth suitable for...

  • Family Toxodontidae
    Toxodontidae
    Toxodontidae is an extinct family of notoungulate mammals known from the Oligocene through the Pleistocene of South America, with one genus, Mixotoxodon, also known from the Pleistocene of Central America. They somewhat resembled rhinoceroses, and had teeth with high crowns and open roots,...

    • Genus Adinotherium
      Adinotherium
      Adinotherium is an extinct genus of Toxodontidae, large bodied hoofed ungulates which inhabited South America during the Miocene living from 17.5—11.61 Ma and existed for approximately ....

    • Genus Toxodon
      Toxodon
      Toxodon is an extinct mammal of the late Pliocene and Pleistocene epochs about 2.6 million to 16,500 years ago. It was indigenous to South America, and was probably the most common large-hoofed mammal in South America at the time of its existence....

    • Genus Trigodon
      Trigodon
      Trigodon gaudryi is an extinct species of the family Toxodontidae, a large bodied notoungulate which inhabited South America during the Miocene living from 11.61—7.25 Ma and existed for approximately ....

    • Genus Mixotoxodon
      Mixotoxodon
      Mixotoxodon is an extinct genus of notoungulate of the family Toxodontidae which inhabited South America during the Pleistocene living from 1.8—0.30 Ma and existed for approximately ....

    • Genus Nesodon
      Nesodon
      Nesodon is a genus of Miocene mammal belonging to the extinct order Notoungulata which inhabited southern South America during the Late Oligocene to Miocene living from 29.0—16.3 Ma and existed for approximately .-Taxonomy:...

  • Family Homalodotheriidae
    Homalodotheriidae
    Homalodotheriidae is an extinct family comprising four genera of notoungulate mammals known from the late Eocene through late Miocene of South America....

    • Genus Chasicotherium
      Chasicotherium
      Chasicotherium rothi was a large notoungulate discovered in the Chasico Formation, in the stream homónimo of the Party of Villarino, Province of Buenos Aires, Argentina. The sediments in which the animal remains were discovered have an antiquity between 10 and 9 million years. It was an herbivore...

    • Genus Homalodotherium
      Homalodotherium
      Homalodotherium is an extinct genus of the order Notoungulata, an extinct group of hoofed mammals native to South America.Homalodotherium was about in body length, and had long forelimbs with claws instead of hooves...


Suborder Typotheria
  • Family Oldfieldthomasiidae
    Oldfieldthomasiidae
    Oldfieldthomasiidae is an extinct family of notoungulate mammals known from the Paleocene and Eocene of South America....

  • Family Interatheriidae
    Interatheriidae
    Interatheriidae is an extinct family of notoungulate mammals from South America. Interatheriids are known from the Paleocene or Eocene through the Miocene .-References:...

    • Genus Protypotherium
      Protypotherium
      Protypotherium is an extinct genus of mammal native to South America during the Miocene epoch. A number of closely related animals date back further, to the Paleocene....

    • Genus Interatherium
      Interatherium
      Interatherium is an extinct genus of Interatheriidae from the early Miocene.-References:*McKenna, Malcolm C., and Bell, Susan K. 1997. Classification of Mammals Above the Species Level. Columbia University Press, New York, 631 pp. ISBN 0-231-11013-8...

  • Family Archaeopithecidae
    Archaeopithecidae
    Archaeopithecidae is an extinct family comprising two genera of notoungulate mammals, Acropithecus and Archaeopithecus, both known from the early Eocene of South America .-References:...

  • Family Campanorcidae
    • Genus Campanorco
      Campanorco
      Campanorco is an extinct genus of notoungulate mammal from the early Eocene of South America and the only member of the family Campanorcidae .-References:...

  • Family Mesotheriidae
    Mesotheriidae
    Mesotheriidae is an extinct family of notoungulate mammals known from the Eocene through the Pleistocene of South America. Mesotheriids were small to medium-sized herbivorous mammals adapted for digging.-Characteristics:...

    • Subfamily Fiandraiinae
      • Genus Fiandraia
    • Subfamily Mesotheriinae
      • Genus Altitypotherium
      • Genus Caraguatypotherium
      • Genus Eotypotherium
      • Genus Eutypotherium
      • Genus Hypsitherium
      • Genus Mesotherium
        Mesotherium
        Mesotherium ,better known by its synonym, "Typotherium," is the type genus of Mesotheriidae, a long-lasting family of superficially rodent-like, burrowing notoungulates from South America. It was first named by Étienne Serres in 1867, and through further finds now contains four species, M....

      • Genus Microtypotherium
      • Genus Plesiotypotherium
      • Genus Pseudotypotherium
      • Genus Typotheriopsis
    • Subfamily Trachytheriinae
      • Genus Anatrachytherus
      • Genus Trachytherus

Suborder Hegetotheria
  • Family Archaeohyracidae
    Archaeohyracidae
    Archaeohyracidae is an extinct family comprising four genera of notoungulate mammals known from the Paleocene through the Oligocene of South America....

    • Genus Eohyrax
      • Eohyrax rusticus
  • Family Hegetotheriidae
    Hegetotheriidae
    Hegetotheriidae is an extinct family of notoungulate mammals known from the Eocene through the Pleistocene of South America...

    • Genus Hemihegetotherium
      • Species Hemihegetotherium trilobus
    • Genus Pachyrukhos
      Pachyrukhos
      Pachyrukhos is an extinct genus of mammal from the Oligocene and Miocene of South America.It was about 30 cm long and closely resembled a rabbit, possessing a short tail and long hind feet. Pachyrukhos was probably also able to hop, and it had a rabbit-like skull with teeth adapted for eating nuts...


Order Astrapotheria

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...

Miocene
Miocene
The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...


  • Family Eoastrapostylopidae
  • Family Trigonostylopidae
    • Genus Trigonostylops
      Trigonostylops
      Trigonostylops is an extinct genus of South American ungulate, from the late Paleocene to early Eocene of Argentina.A complete skull of the type species, T. wortmani, has been found, and it has been classified as an astrapothere based on its large lower tusks...

  • Family Astrapotheriidae
    • Genus Astrapotherium
      • Species Astrapotherium magnum
        Astrapotherium magnum
        Astrapotherium magnum is an extinct South American mammal which vaguely resembled a cross between a small elephant, and a very large tapir. It may have fed on marsh plants...


Order Xenungulata

Paleogene
Paleogene
The Paleogene is a geologic period and system that began 65.5 ± 0.3 and ended 23.03 ± 0.05 million years ago and comprises the first part of the Cenozoic Era...


  • Family Etayoidae
    • Genus Etayoa
      • Etayoa bacatensis
  • Family Carodniidae
    • Genus Carodnia
      Carodnia
      Carodnia vieirai is an extinct meridiungulate mammal from the Paleocene of South America. It is related to, and possibly gave rise to the order Pyrotheria, into which some experts also place Carodnia....

      • Carodnia feruglioi
      • Carodnia vieirai

Order Pyrotheria

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...

Oligocene
Oligocene
The Oligocene is a geologic epoch of the Paleogene Period and extends from about 34 million to 23 million years before the present . As with other older geologic periods, the rock beds that define the period are well identified but the exact dates of the start and end of the period are slightly...

  • Family Pyrotheriidae
    Pyrotheriidae
    Pyrotheriidae is the only family in the order Pyrotheria, provided one does not include the Paleocene genus, Carodnia. These extinct, mastodon-like ungulates include the genera Baguatherium, Carolozittelia, Colombitherium, Gryphodon, Propyrotherium, Proticia, and Pyrotherium.-References:**...

    • Genus Pyrotherium
      Pyrotherium
      Pyrotherium is an extinct genus of South American ungulate, of the order Pyrotheria, that lived in what is now Argentina, during the Early Oligocene...


Order Dinocerata
Dinocerata
Dinocerata mammals are an extinct order of plant-eating, rhinoceros-like hoofed creatures famous for their paired horns and tusk-like canine teeth...

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...


  • Family Uintatheriidae
    Uintatheriidae
    The Uintatheriidae is a family of extinct mammals that includes Uintatherium. They belong to the order Dinocerata, one of several extinct orders of primitive mammals that are sometimes united in the Condylarthra....

    • Subfamily Gobiatheriinae
      • Genus Gobiatherium
        Gobiatherium
        Gobiatherium was one of the last Uintatheres, from the Mid Eocene of Mongolia. Unlike its North American cousins, Uintatherium or Eobasileus, Gobiatherium lacked knob-like horns, or even fang-like tusks...

    • Subfamily Uintatheriinae
      • Genus Prodinoceras
        Prodinoceras
        Prodinoceras was the earliest known uintathere genus, which lived in the late Paleocene of Mongolia. It is also regarded as the basal uintathere, as, although it had the characteristic fang-like tusks, it had yet to evolve the characteristic knob-like horns.It is very similar to its North...

      • Genus Probathyopsis
        Probathyopsis
        Probathyopsis is an extinct genus of Uintatheriidae.It was similar to Prodinoceras.Probathyopsis lived in the United States in the Paleocene epoch.Its name means "Before Bathyopsis"....

      • Genus Dinoceras
      • Genus Bathyopsis
        Bathyopsis
        Bathyopsis is an extinct genus of uintathere.-References:*Lucas, S.G. and R.M. Schoch. 1998. Dinocerata. pp.284-291 in C.M. Janis, K.M. Scott, and L.L. Jacobs Evolution of Tertiary Mammals of North America Cambridge University Press, Cambridge.* The Beginning of the Age of Mammals by Kenneth D. Rose...

      • Genus Uintatherium
        Uintatherium
        Uintatherium, is an extinct genus of herbivorous mammal that lived during the Eocene epoch, which includes a single species currently recognized, U. anceps. They were similar to today's rhinoceros both in size and in shape, although they are not closely related...

      • Genus Eobasileus
        Eobasileus
        Eobasileus cornutus is an extinct species of dinocerate mammal.Eobasileus was long and stood tall at the shoulder. It looked very similar to the related Uintatherium. Like Uintatherium, it had three pairs of blunt horns on its skull, possibly covered with skin like the ossicones of a giraffe...

      • Genus Tetheopsis
        Tetheopsis
        Tetheopsis is an extinct genus of Uintatheriidae....

      • Genus Ditetradon
        Ditetradon
        Ditetradon is an extinct genus of Uintatheriidae....

      • Genus Jiaoluotherium

Order Embrithopoda

Oligocene
Oligocene
The Oligocene is a geologic epoch of the Paleogene Period and extends from about 34 million to 23 million years before the present . As with other older geologic periods, the rock beds that define the period are well identified but the exact dates of the start and end of the period are slightly...


  • Family Arsinoitheriidae
    Arsinoitheriidae
    Arsinoitheriidae was a family of mammals belonging to the extinct order Embrithopoda. Remains have been found in the Middle East, Africa, Asia and Romania. When alive, they would have had a great, albeit very superficial, resemblance to the modern rhinoceros...

    • Genus Arsinoitherium
      Arsinoitherium
      Arsinoitherium is an extinct genus of paenungulate mammal related to elephants, sirenians, hyraxes and the extinct desmostylians, as well as to other extinct embrithopods...

  • Family Phenacolophidae?

Order Creodonta

Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...

Pliocene
Pliocene
The Pliocene Epoch is the period in the geologic timescale that extends from 5.332 million to 2.588 million years before present. It is the second and youngest epoch of the Neogene Period in the Cenozoic Era. The Pliocene follows the Miocene Epoch and is followed by the Pleistocene Epoch...


  • Family Oxyaenidae
    Oxyaenidae
    Oxyaenidae is a family of the extinct order Creodonta; it contains three subfamilies comprising ten genera. The placement of a fourth subfamily, Machaeroidinae, is unsure; it may belong here or in Hyaenodontidae....

    • Subfamily Abloctoninae
      • Genus Ambloctonus
      • Genus Dipsalodon
      • Genus Dormaalodon
      • Genus Palaeonictis
        Palaeonictis
        Palaeonictis is an extinct hyena-like creodont predator belonging to the family Oxyaenidae, existing from the late Paleocene to the early Eocene times. In life, it would have resembled a large modern wolverine. This oxyaenid had heavy jaws and blunt robust teeth more suited for crushing bones, than...

    • Subfamily Oxyaeninae
      • Genus Dipsalidictis
      • Genus Oxyaena
        Oxyaena
        Oxyaena is an extinct genus of extinct creodont mammal from the latest Paleocene to early Eocene of North America . The species were superficially cat or wolverine-like, with a flexible body long, and short limbs.Oxyaena had a broad, low skull Oxyaena ("Sharp" or "Drawn-out" + hyena) is an...

      • Genus Patriofelis
        Patriofelis
        Patriofelis was a large, cat-like oxyaenid creodont of middle Eocene, some 45 million years ago in North America. It was around long, not including the tail, making it around the same size as a modern panther. It had short legs with broad feet, suggesting that it may have been a poor runner, but...

      • Genus Protopsalis
      • Genus Sarkastodon
        Sarkastodon
        Sarkastodon is an extinct genus within the family Oxyaenidae that lived during the upper Eocene, approximately 35 million years ago. It was a large, carnivorous animal that lived in what is today Mongolia...

    • Subfamily Tytthaeninae
      • Genus Tytthaena
    • ?Subfamily Machaeroidinae
      • Genus Apataelurus
      • Genus Machaeroides
        Machaeroides
        Machaeroides is a genus of sabre-toothed creodont that lived during the Eocene. Its fossils were found in the U.S. state of Wyoming. It is the earliest known sabre-toothed mammal.-Description:...

  • Family Hyaenodontidae
    Hyaenodontidae
    Hyaenodontidae is a family of the extinct order Creodonta, which contains several dozen genera.The Hyaenodontids were important mammalian predators that arose during the late Paleocene and persisted well into the Miocene...

    • Genus Hyaenodon
      Hyaenodon
      Hyaenodon is an extinct genus of Hyaenodonts, a group of carnivorous creodonts of the family Hyaenodontidae endemic to all continents except South America, Australia and Antarctica, living from 42—15.9 mya, existing for approximately .-Morphology:Some species of this genus were amongst the largest...

      • Hyaenodon leptorhynchus
      • Hyaenodon exicuus
      • Hyaenodon horridus
      • Hyaenodon mustelinus
      • Hyaenodon crucians
      • Hyaenodon vetus
      • Hyaenodon megaloides
      • Hyaenodon milloquensis
      • Hyaenodon bavaricus
      • Hyaenodon eminus
      • Hyaenodon yuanchensis
      • Hyaenodon mongoliensis
      • Hyaenodon incertus
      • Hyaenodon chunkhtensis
      • Hyaenodon montanus
      • Hyaenodon venturae
      • Hyaenodon microdon
      • Hyaenodon brevirostris
      • Hyaenodon raineyi
      • Hyaenodon gigas
      • Hyaenodon incertus
      • Hyaenodon pervagus
      • Hyaenodon eminus
      • Hyaenodon weilini
    • Genus Megistotherium
      Megistotherium
      Megistotherium is an extinct genus of creodonts, the only known species of which is Megistotherium osteothlastes....


Suborder Caniformia (Dog-like carnivores)


  • Infraorder Arctoidea
    Arctoidea
    Arctoidea is a superfamily of extinct and extant mostly carnivorous mammals which include the extinct group Hemicyonidae , and extant groups Musteloidea , Nothocyon, Pinnipedia , and Ursidae , found in all continents from the Eocene, 46 Ma ago, to the present, approximately ..-Taxonomy:Arctoidea...

    • Parvorder Mustelida
      • Family Procyonidae
        Procyonidae
        Procyonidae is a New World family of the order Carnivora. It includes the raccoons, coatis, kinkajous, olingos, ringtails and cacomistles. Procyonids inhabit a wide range of environments, and are generally omnivorous.-Characteristics:...

         (Raccoon family)
        • Genus Chapalmalania
          Chapalmalania
          Chapalmalania is an extinct procyonid genus from the Pliocene of South America, that lived from 5.3 to 1.8 million years ago.Though related to raccoons and coatis, Chapalmalania was a large creature reaching in body length, with a short tail. It probably resembled the giant panda. Due to its size,...

      • Family Mephitidae (Skunk
        Skunk
        Skunks are mammals best known for their ability to secrete a liquid with a strong, foul odor. General appearance varies from species to species, from black-and-white to brown or cream colored. Skunks belong to the family Mephitidae and to the order Carnivora...

        s)
      • Family Mustelidae
        Mustelidae
        Mustelidae , commonly referred to as the weasel family, are a family of carnivorous mammals. Mustelids are diverse and the largest family in the order Carnivora, at least partly because in the past it has been a catch-all category for many early or poorly differentiated taxa...

         (Weasel family)
        • Genus Ekorus
          Ekorus
          Ekorus ekakeran is a large extinct mustelid that inhabited late Miocene Kenya.Standing 60 centimeters tall at the shoulders, its build was not similar to that of modern mustelids. Modern-day weasels have short legs and can only achieve short bursts of speed. The legs of Ekorus are built like those...

        • Genus Plesictis
          Plesictis
          Plesictis is an extinct prehistoric genus of mustelid endemic to Europe during the Oligocene 33.9—28.4 Ma existing for approximately ....

        • Genus Potamotherium
          Potamotherium
          Potamotherium an extinct genus from the Miocene period, which has been assigned both to the mustelids and to the pinnipeds....

    • Parvorder Ursida
      • Superfamily Amphicyonoidea
        • Family Amphicyonidae (Bear-Dogs)
          • Genus Amphicyon
            Amphicyon
            Amphicyon is an extinct genus of large carnivorous bone-crushing mammals, known as bear-dogs, of the family Amphicyonidae, subfamily Amphicyoninae, from the Aquitanian Epoch until the Tortonian...

          • Genus Cynodictis
            Cynodictis
            Cynodictis, is a member of extinct terrestrial carnivores belonging to the family Amphicyonidae, suborder Caniformia, and which inhabited Euroasia and Asia from the Late Eocene subepoch to the Early Oligocene subepoch living from 37.2—28.4 Ma, existing for approximately .Cynodictis was one of the...

          • Genus Daphoenus
            Daphoenus
            Daphoenus is an extinct member of the family Amphicyonidae belonging to the class Mammalia, an extinct order of terrestrial carnivores belonging to the suborder Caniformia, which inhabited North America from the Early Eocene subepoch to the Early Miocene subepoch 42—16.3 Mya, existing for...

      • Superfamily Phocoidea
        • Family Otariidae (Eared seal
          Eared Seal
          The eared seals or otariids are marine mammals in the family Otariidae, one of three groupings of Pinnipeds. They comprise 16 species in seven genera commonly known either as sea lions or fur seals, distinct from true seals and the Walrus...

          s)
        • Family Odobenidae
          Odobenidae
          Odobenidae is a family of Pinnipeds. The only living species is walrus.In the past, however, the group was much more diverse, and includes more than ten fossil genera.- Taxonomy :All genera, except Odobenus, are extinct.*Prototaria...

           (Walrus
          Walrus
          The walrus is a large flippered marine mammal with a discontinuous circumpolar distribution in the Arctic Ocean and sub-Arctic seas of the Northern Hemisphere. The walrus is the only living species in the Odobenidae family and Odobenus genus. It is subdivided into three subspecies: the Atlantic...

          es)
          • Genus Imagotaria
            Imagotaria
            Imagotaria is an extinct monotypic genus of walrus with the sole species Imagotaria downsi. Fossils of Imagotaria are known from the early late Miocene of California .-Description:...

        • Family Phocidae (Earless seal
          Earless seal
          The true seals or earless seals are one of the three main groups of mammals within the seal superfamily, Pinnipedia. All true seals are members of the family Phocidae . They are sometimes called crawling seals to distinguish them from the fur seals and sea lions of the family Otariidae...

          s)
          • Genus Acrophoca
            Acrophoca
            Acrophoca longirostris is an extinct species of pinniped whose fossils have been discovered in Peru and Chile. It is thought to have been the ancestor of the modern leopard seal....

          • Genus Desmatophoca
            Desmatophoca
            Desmatophoca is an extinct genus of pinniped.This poorly known fossil pinniped is a member of the true seal-like extinct pinniped family, the Desmatophocidae. Unlike modern true seals, it had a tail, although this was relatively short...

        • Family Enaliarctidae
          • Genus Enaliarctos
            Enaliarctos
            Enaliarctos is an extinct genus of pinniped.Prior to the discovery of Puijila, the five species in the genus Enaliarctos represented the oldest known pinniped fossils, having been recovered from late Oligocene and early Miocene strata of California and Oregon.It had a short tail and developed...

      • Superfamily Ursoidea
        • Family Ursidae (Bear
          Bear
          Bears are mammals of the family Ursidae. Bears are classified as caniforms, or doglike carnivorans, with the pinnipeds being their closest living relatives. Although there are only eight living species of bear, they are widespread, appearing in a wide variety of habitats throughout the Northern...

          s)
          • Genus Hemicyon
            Hemicyon
            Hemicyon the so-called "dog-bear," literally "Half Dog" , is an extinct genus of the family Hemicyonidae, which probably originated in Eurasia but was found in Europe, Asia and North America during the Miocene epoch , existing for approximately .-Morphology:Hemicyon was about long, and tall, with...

          • Subfamily Ailuropodinae
            • Genus Ailuropoda
              Ailuropoda
              Ailuropoda is the only genus in the ursid subfamily Ailuropodinae. It contains one living and four fossil species of giant panda....

              • Dwarf Panda (Ailuropoda minor)
          • Subfamily Tremarctinae
            Tremarctinae
            Tremarctinae is a term for the subfamily of Ursidae containing one living representative, the Spectacled Bear of South America, and several extinct species from four genera: the Florida spectacled bear , the North American short-faced bears of genera Plionarctos and Arctodus Tremarctinae is a...

            • Genus Tremarctos
              Tremarctos
              Tremarctos is a genus of the family Ursidae, subfamily Tremarctinae endemic to Americas from the Pliocene to recent. The northern species, the Florida short-faced bear was extinct 11 000 years ago...

              • Florida Cave Bear
                Florida Cave Bear
                Tremarctos floridanus, occasionally called the Florida spectacled bear or rarely Florida short-faced bear is an extinct species of bear in the family Ursidae, subfamily Tremarctinae. T. floridanus was endemic to North America from the Pliocene to Pleistocene epoch , existing for approximately...

                 (
                Tremarctos floridanus)
            • Genus Arctodus
              Arctodus
              Arctodus — known as the short-faced bear or bulldog bear — is an extinct genus of bear endemic to North America during the Pleistocene ~3.0 Ma.—11,000 years ago, existing for approximately three million years. Arctodus simus may have once been Earth's largest mammalian, terrestrial carnivore...

              (Short-Faced Bears)
              • Giant Short-Faced Bear (Arctodus simus)
              • Short-Faced Bear (Arctodus pristinus)
            • Genus Arctotherium
              Arctotherium
              Arctotherium is an extinct genus of South American short-faced bears within Ursidae of the late Pliocene through the end of the Pleistocene. Their ancestors migrated from North America to South America during the Great American Interchange, following the formation of the Isthmus of Panama. They...

              • Brazilian Short-Faced Bear (Arctotherium brasilense)
              • Argentine Short-Faced Bear (Arctotherium latidens)
          • Subfamily Ursinae
            Ursinae
            Ursinae is a subfamily of Ursidae named by Swainson though probably named before Hunt 1998. It was assigned to Ursidae by Bjork , Hunt and Jin et al...

            • Genus Ursus
              • Auvergne Bear (Ursus minimus
                Ursus minimus
                Ursus minimus is an extinct species of bear, endemic to Europe during the Pliocene, living from ~5.3—1.8 Mya, existing for approximately ....

                )
          • Genus Agriotherium
            Agriotherium
            Agriotherium is an extinct genus of Ursidae of the Miocene through Pleistocene epochs, endemic to North America, Europe, Africa, and Asia living from ~13.6–2.5 Ma, existing for approximately .-Taxonomy:...

              • Etruscan Bear (Ursus etruscus
                Ursus etruscus
                Ursus etruscus is an extinct species of mammal of the family Ursidae , endemic to Europe, Asia and North Africa during the Pliocene through Pleistocene, living from ~5.3 Mya—11,000 years ago, existing for approximately ....

                )
              • European Cave Bear (Ursus spelaeus)
          • Genus Ursavus
            Ursavus
            Ursavus is an extinct genus of mammals of the family Ursidae that existed in North America, Europe, Africa, and Asia during the Miocene, living from ~23—5.3 Ma, existing for approximately . It apparently dispersed from Asia into North America about 20 Ma, becoming the earliest member of the...

  • Infraorder Cynoidea
    • Family Canidae
      Canidae
      Canidae is the biological family of carnivorous and omnivorous mammals that includes wolves, foxes, jackals, coyotes, and domestic dogs. A member of this family is called a canid . The Canidae family is divided into two tribes: Canini and Vulpini...

       (Canids)
      • Genus Canis
        Canis
        Canis is a genus containing 7 to 10 extant species, including dogs, wolves, coyotes, and jackals, and many extinct species.-Wolves, dogs and dingos:Wolves, dogs and dingos are subspecies of Canis lupus...

        (Dog
        Dog
        The domestic dog is a domesticated form of the gray wolf, a member of the Canidae family of the order Carnivora. The term is used for both feral and pet varieties. The dog may have been the first animal to be domesticated, and has been the most widely kept working, hunting, and companion animal in...

        s and Wolves)
        • Dire Wolf
          Dire Wolf
          The Dire Wolf, Canis dirus, is an extinct carnivorous mammal of the genus Canis, and was most common in North America and South America from the Irvingtonian stage to the Rancholabrean stage of the Pleistocene epoch living 1.80 Ma – 10,000 years ago, existing for approximately .- Relationships...

           (
          Canis dirus)
        • Giant fox (Vulpes gigas)
      • Genus Cerdocyon
      • Genus Cynodesmus
        Cynodesmus
        Cynodesmus is an extinct genus of omnivorous canine which inhabited North America during the Oligocene living from 33.3—-26.3 Ma and existed for approximately ....

      • Genus Leptocyon
        Leptocyon
        Leptocyon is a small extinct genus of canidae endemic to North America during the Oligocene through Miocene living from 24.8—10.3 mya, existing for approximately .Leptocyon was a small bodied, fox-like animal with a slender jaw.-Taxonomy:...

      • Genus Phlaocyon
        Phlaocyon
        Phlaocyon is an extinct genus of the Borophaginae and a terrestrial canine which inhabited most of North America during the Whitneyan stage of the Early Oligocene through Late Hemingfordian stage of the Early Miocene epoch 33.3—16.3 Mya existing for approximately .-Taxonomy:Phlaocyon was about in...

        • Subfamily Hesperocyoninae
          Hesperocyoninae
          Hesperocyoninae is a subfamily of extinct canids.-Taxonomic history:Hesperocyoninae was named by Martin . The members of this subfamily were reassigned to the family Canidae by Xiaoming Wang in 1999....

          • Genus Hesperocyon
            Hesperocyon
            Hesperocyon is an extinct genus of canids, family of Canidae and subfamily Hesperocyoninae which was endemic to North America from southern Canada to appearing during the Uintan age-Bridgerian age of the Mid-Eocene 42.5 mya—31.0 Ma. . Hesperocyon existed for approximately .-Taxonomy:Hesperocyon...

        • Subfamily Borophaginae
          Borophaginae
          The subfamily Borophaginae is an extinct group of canids called "bone crushing dogs" that were endemic to North America during the Oligocene to Pliocene and lived roughly 36—2.5 million years ago and existing for approximately .-Origin:...

          • Genus Aelurodon
            Aelurodon
            Aelurodon is an extinct canine genus of the subfamily Borophaginae which lived from the Barstovian land mammal age of the middle Miocene to the Clarendonian age of the late Miocene...

          • Genus Borophagus
            Borophagus
            Borophagus is an extinct genus of the subfamily Borophaginae, a group of canids endemic to North America from the early Miocene epoch through the Zanclean stage of the Pliocene epoch 23.3—3.6 Mya. Borophagus existed for approximately .-Overview:Borophagus, like other borophagines, are loosely...

          • Genus Epicyon
            Epicyon
            Epicyon is a large extinct canid genus of the subfamily Borophaginae , native to North America. It lived from the Hemingfordian age of the Early Miocene to the Hemphillian of the Late Miocene Epicyon ("near dog") is a large extinct canid genus of the subfamily Borophaginae ("bone-crushing dogs"),...

          • Genus Osteoborus
  • Family Miacidae
    • Genus Miacis
      Miacis
      The 'genus' Miacis contains extinct species of carnivorous mammals that appeared in the late Paleocene and continued through the Eocene. The genus Miacis is not monophyletic but a diverse collection of species that belong to the stemgroup within the Carnivoramorpha...


Suborder Aeluroidea (Cat-like carnivores)

  • Family Felidae
    Felidae
    Felidae is the biological family of the cats; a member of this family is called a felid. Felids are the strictest carnivores of the thirteen terrestrial families in the order Carnivora, although the three families of marine mammals comprising the superfamily pinnipedia are as carnivorous as the...

     (Felids)
      • Genus Pseudaelurus
        Pseudaelurus
        Pseudaelurus is a prehistoric cat that lived in Europe, Asia and North America in the Miocene approximately 20-8 million years ago. It is an ancestor of today's felines and pantherines as well as the extinct machairodont saber-tooths, and is a successor to Proailurus...

    • Subfamily Proailurinae
      • Genus Proailurus
        Proailurus
        Proailurus was a prehistoric carnivore that lived in Europe and Asia approximately 25 million years ago in the Late Oligocene and Miocene. One recent phylogeny places it as a basal member of the Feloidea, the superfamily that includes mongooses, civets, hyenas, and cats; but other studies suggest...

    • Subfamily Machairodontinae
      Machairodontinae
      Machairodontinae is an extinct carnivoran mammal subfamily of Felidae endemic to Asia, Africa, North America, South America, and Europe from the Miocene to Pleistocene living from c. 23 Ma until c...

       (Sabre-toothed cats)
      • Genus Paramachairodus
        Paramachairodus
        Paramachairodus is an extinct genus of saber-tooth cat of the subfamily Machairodontinae endemic to Europe and Asia, during the late Miocene from 15 to 9 Ma....

      • Genus Dinofelis
        Dinofelis
        Dinofelis is a genus of sabre-toothed cats belonging to the tribe Metailurini. They were widespread in Europe, Asia, Africa and North America at least 5 million to about 1.2 million years ago...

        • Dinofelis abeli
        • Dinofelis barlowi
        • Dinofelis diastemata
        • Dinofelis paleoonca
          Dinofelis paleoonca
          Dinofelis paleoonca is a species of saber-toothed cats belonging to the tribe Metailurini of the family Felidae endemic to North America during the Pliocene living from 4.9—1.8 mya, existing for approximately .-Taxonomy:...

        • Dinofelis piveteaui
      • Genus Homotherium
        Homotherium
        Homotherium is an extinct genus of machairodontine saber-toothed cats, often termed scimitar cats, endemic to North America, South America, Europe, Asia, and Africa during the Pliocene and Pleistocene epochs , existing for approximately .It first became extinct in Africa some 1.5 million years ago...

        • Homotherium serum
      • Genus Machairodus
        Machairodus
        Machairodus was a genus of large machairodontine saber-toothed cats that lived in Europe, Asia, Africa and North America during the Miocene through Pleistocene living from 11.6mya—126,000 years ago, existing for approximately .-Species:...

        • Machairodus africanus
        • Machairodus aphanistus
        • Machairodus giganteus
        • Machairodus oradensis
        • Machairodus colorandensis
      • Genus Megantereon
        Megantereon
        Megantereon was an ancient machairodontine saber-toothed cat that lived in North America, Eurasia, and Africa. It may be the ancestor of Smilodon.- Fossil range :...

      • Genus Smilodon
        Smilodon
        Smilodon , often called a saber-toothed cat or saber-toothed tiger, is an extinct genus of machairodonts. This saber-toothed cat was endemic to North America and South America, living from near the beginning through the very end of the Pleistocene epoch .-Etymology:The nickname "saber-tooth" refers...

        (Saber-Toothed Cat
        Saber-toothed cat
        Saber-toothed cat or Sabre-toothed cat refers to the extinct subfamilies of Machairodontinae , Barbourofelidae , and Nimravidae as well as two families related to marsupials that were found worldwide from the Eocene Epoch to the end of the Pleistocene Epoch ,...

        s)
        • Smilodon californicus
        • Smilodon fatalis
        • Smilodon gracilis
        • Smilodon populator
      • Genus Xenosmilus
        Xenosmilus
        Xenosmilus is a genus of extinct Machairodontinae, or saber-toothed cat. Two fairly intact specimens were found by amateur fossil hunters, in 1983 in the Haile limestone mines in Alachua County, Florida...

        • Xenosmilus hodsonae
    • Subfamily Acinonychinae (Cheetah
      Cheetah
      The cheetah is a large-sized feline inhabiting most of Africa and parts of the Middle East. The cheetah is the only extant member of the genus Acinonyx, most notable for modifications in the species' paws...

      s)
      • Genus Acinonyx
        Acinonyx
        Acinonyx is a genus of mammals from the family Felidae. It is currently distributed in Africa and Asia, but at one time was also present in Europe. The cheetah is the only extant species in the genus. Wozencraft put the genus Acinonyx in their own monophyletic subfamily, Acinonychinae. Salles ,...

        (Cheetah
        Cheetah
        The cheetah is a large-sized feline inhabiting most of Africa and parts of the Middle East. The cheetah is the only extant member of the genus Acinonyx, most notable for modifications in the species' paws...

        s)
        • Acinonyx aicha
        • Acinonyx intermedius
        • Acinonyx pardinensis
    • Subfamily Felinae
      Felinae
      Felinae is a subfamily of the family Felidae which includes the genera and species listed below. Most are small to medium-sized cats, although the group does include some larger animals, such as the Cougar and Cheetah....

       (Small cats
      Felinae
      Felinae is a subfamily of the family Felidae which includes the genera and species listed below. Most are small to medium-sized cats, although the group does include some larger animals, such as the Cougar and Cheetah....

      )
    • Subfamily Pantherinae
      Pantherinae
      Pantherinae is the subfamily of the family Felidae, which includes the genera Panthera, Uncia and Neofelis.The divergence of Pantherinae from Felinae has been ranked between six and ten million years ago. DNA analysis suggests that the snow leopard Uncia uncia is basal to the entire Pantherinae and...

       (Big cats
      Pantherinae
      Pantherinae is the subfamily of the family Felidae, which includes the genera Panthera, Uncia and Neofelis.The divergence of Pantherinae from Felinae has been ranked between six and ten million years ago. DNA analysis suggests that the snow leopard Uncia uncia is basal to the entire Pantherinae and...

      )
      • Genus Panthera
        Panthera
        Panthera is a genus of the family Felidae , which contains four well-known living species: the tiger, the lion, the jaguar, and the leopard. The genus comprises about half of the Pantherinae subfamily, the big cats...

        • Lion
          Lion
          The lion is one of the four big cats in the genus Panthera, and a member of the family Felidae. With some males exceeding 250 kg in weight, it is the second-largest living cat after the tiger...

           (
          Panthera leo)
          • American Lion
            American lion
            The American lion — also known as the North American lion, Naegele’s giant jaguar or American cave lion — is an extinct lion of the family Felidae, endemic to North America during the Pleistocene epoch , existing for approximately...

             (
            Panthera leo atrox)
          • Cave Lion
            Cave lion
            Panthera leo spelaea also known as the European or Eurasian cave lion, is an extinct subspecies of lion known from fossils and many examples of prehistoric art.-Physical characteristics:This subspecies was one of the largest lions...

             (
            Panthera leo spelaea)
  • Family Herpestidae (Mongoose
    Mongoose
    Mongoose are a family of 33 living species of small carnivorans from southern Eurasia and mainland Africa. Four additional species from Madagascar in the subfamily Galidiinae, which were previously classified in this family, are also referred to as "mongooses" or "mongoose-like"...

    s)
  • Family Hyaenidae (Hyaena
    Hyaena
    For the Siouxsie and the Banshees album, see Hyæna.For the group of animals commonly known as "hyaena", see Hyena.Hyaena is a genus comprising two of the living species of hyenas: the striped hyena from western Asia and northern Africa and the brown hyena from southern Africa...

    s)
    • Genus Chasmaporthetes
      Chasmaporthetes
      Chasmaporthetes, also known as Hunting or Running Hyena, is an extinct genus of hyena endemic to North America, Africa, and Asia during the Pliocene-Pleistocene epochs, living from 4.9 mya—780,000 years ago, existing for approximately . The genus probably arose from Eurasian Miocene hyenas such as...

    • Genus Crocuta
      • Crocuta spelaea
      • Crocuta macrodonta
      • Crocuta eximia
      • Crocuta sivalensis
      • Crocuta dietrichi
    • Genus Protictitherium
      Protictitherium
      The Protictitherium were a primitive genus of civet-like hyena, including the earliest species of hyena known, Protictitherium gaillardi. They were small animals with retractable claws, who probably spent the majority of their time in trees, hunting insects and small animals...

    • Genus Ictitherium
      Ictitherium
      Ictitherium is an extinct genus belonging to the family Hyaenidae and the subfamily Ictitheriinae erected by Trouessart in 1897. Ictitherium species were endemic to Eurasia and Africa during the Middle Miocene through the Early Pliocene and existed approximately .Ictitherium were around long, and...

    • Genus Chasmaporthetes
      Chasmaporthetes
      Chasmaporthetes, also known as Hunting or Running Hyena, is an extinct genus of hyena endemic to North America, Africa, and Asia during the Pliocene-Pleistocene epochs, living from 4.9 mya—780,000 years ago, existing for approximately . The genus probably arose from Eurasian Miocene hyenas such as...

    • Genus Adcrocuta
    • Genus Pachycrocuta
      Pachycrocuta
      Pachycrocuta was a genus of prehistoric hyenas. The largest and most well-researched species was the giant hyena Pachycrocuta brevirostris, which stood about at the shoulder and may have weighed — the size of a lioness. This would make it the largest hyena to have ever lived. It lived between the...

    • Genus Percrocuta
      Percrocuta
      Percrocuta is an extinct genus of hyena-like feliform carnivores. It lived in Europe, Asia, and Africa, during the Miocene epoch.With a maximum length of 1.50 m , Percrocuta was much bigger than its modern relatives, but smaller than a female lion. Like the Spotted Hyena, Percrocuta had a robust...

  • Family Nandiniidae
  • Family Viverravidae (Viverravids)
  • Family Viverridae (Civet
    Civet
    The family Viverridae is made up of around 30 species of medium-sized mammal, including all of the genets, the binturong, most of the civets, and the two African linsangs....

    s)
    • Genus Kanuites
      Kanuites
      Kanuites is an extinct genus of viverrid native to Africa.Kanuites was about long, and looked remarkably similar to modern genets. Kanuites was probably an omnivore and may have had retractable claws, like a feline. It may have lived at least part of its life in trees....

    • Genus Viverra
      Viverra
      Viverra is a genus of civet commonly found in Southeast Asia.-Species:* Malabar Large-spotted Civet * Large-spotted Civet * Malayan Civet * Large Indian Civet...

      • Viverra leakeyi
  • Family Stenoplesictidae
    Stenoplesictidae
    Stenoplesictidae is a family of extinct civet-like animals, such as Stenoplesictis....

  • Family Nimravidae
    Nimravidae
    The Nimravidae, sometimes known as false saber-toothed cats, are an extinct family of mammalian carnivores belonging to the suborder Feliformia and endemic to North America, Europe, and Asia living from the Eocene through the Miocene epochs , existing for approximately .-Morphology:Although some...

     (Nimravids or False sabre-toothed cats)
    • Genus Nimravus
      Nimravus
      Nimravus is an extinct genus of the family Nimravidae, subfamily Nimravinae endemic to North America during the Oligocene epoch , existing for approximately .-Taxonomy:...

    • Genus Metailurus
      Metailurus
      Metailurus is a genus of false saber-toothed cat of the family Felidae, belonging to the tribe Metailurini endemic to North America, Africa, Europe, and Asia during the Miocene to Pleistocene, living from 9 Ma—11,000 years ago and existed for approximately .Metailurus was named by Zdansky...

    • Genus Eusmilus
      Eusmilus
      Eusmilus is a prehistoric genus of the family Nimravidae, subfamily Nimravinae endemic to North America, Europe,and Asia during the Late Eocene-Early Oligocene epochs , existing for approximately .-Taxonomy:...

    • Genus Hoplophoneus
      Hoplophoneus
      Hoplophoneus is an extinct genus of the family Nimravidae, subfamily Nimravinae endemic to North America during the Late Eocene-Oligocene epochs , existing for approximately .-Taxonomy:...



to be sorted
  • Genus Lokotunjailurus
    Lokotunjailurus
    Lokotunjailurus is the name of a genus of sabre-toothed cats which existed in Kenya and Chad during the Miocene epoch....

  • Genus Enaliarctos
    Enaliarctos
    Enaliarctos is an extinct genus of pinniped.Prior to the discovery of Puijila, the five species in the genus Enaliarctos represented the oldest known pinniped fossils, having been recovered from late Oligocene and early Miocene strata of California and Oregon.It had a short tail and developed...


Suborder Tardigrada

  • Family Rathymotheriidae
    • Genus Rathymotherium
  • Family Scelidotheriidae
    Scelidotheriidae
    Scelidotheriidae is a family of extinct mammals within the order of Pilosa and suborder Folivora. This family of ground sloths is related to the other families of extinct ground sloths, being the Megatheriidae, the Mylodontidae, the Nothrotheriidae, and the Orophodontidae...

  • Family Mylodontidae
    Mylodontidae
    Mylodontidae is a family of extinct mammals within the order of Pilosa and suborder Folivora living from approximately 23 mya—11,000 years ago, existing for approximately . This family of ground sloths is related to the other families of extinct ground sloths, being the Megatheriidae, the...

    • Genus Mylodon
      Mylodon
      Mylodon is an extinct genus of giant ground sloth that lived in the Patagonia area of South America until roughly 10,000 years ago.Mylodon weighed about and stood up to tall when raised up on its hind legs. Preserved dung has shown it was a herbivore. It had very thick hide and had osteoderms...

  • Family Orophodontidae
    Orophodontidae
    Orophodontidae is a family of extinct ground sloths within the order of Pilosa and suborder Folivora. The name is often disused with genus members reassigned....

  • Family Megalonychidae
    Megalonychidae
    Megalonychidae is a group of sloths including the extinct Megalonyx and the living two toed sloths. Megalonychids first appeared in the early Oligocene, about 35 million years ago, in southern Argentina , and spread as far as the Antilles by the early Miocene...

    • Genus Megalonyx
      Megalonyx
      Megalonyx is an extinct genus of giant ground sloths of the family Megalonychidae endemic to North America from the Hemphillian of the Late Miocene through to the Rancholabrean of the Pleistocene, living from ~10.3 Mya—11,000 years ago, existing for approximately .-Taxonomy:The generic name...

      • Megalonyx leptostomus
      • Megalonyx wheatleyi
      • Ground Sloth
        Ground sloth
        Ground sloths are a diverse group of extinct sloths, in the mammalian superorder Xenarthra. Their most recent survivors lived in the Antilles, where it has been proposed they may have survived until 1550 CE; however, the youngest AMS radiocarbon date reported is 4190 BP, calibrated to c. 4700 BP...

         (
        Megalonyx jeffersonii
        Megalonyx jeffersonii
        Megalonyx jeffersonii, or Jefferson's ground sloth, is an extinct species of giant ground sloth that lived from the Illinoian Stage during the Middle Pleistocene through to the Rancholabrean of the Late Pleistocene . Its closest living relatives are the two-toed tree sloths of the genus...

        )
  • Family Megatheriidae
    Megatheriidae
    Megatheriidae is a family of extinct ground sloths that lived from approximately 23 mya—11,000 years ago, existing for approximately .Megatheriids appeared later in the Oligocene, some 30 million years ago, also in South America. The group includes the heavily-built Megatherium and Eremotherium...

    • Genus Megatherium
      Megatherium
      Megatherium was a genus of elephant-sized ground sloths endemic to Central America and South America that lived from the Pliocene through Pleistocene existing approximately...

    • Genus Eremotherium
      Eremotherium
      Eremotherium is an extinct genus of actively mobile ground sloth of the family Megatheriidae, endemic to North America and South America during the Pleistocene epoch...

      • Giant Ground Sloth (Eremotherium laurillardi)

Suborder Cingulata

  • Family Glyptodontidae
    Glyptodontidae
    Glyptodonts were large, more heavily armored relatives of extinct pampatheres and modern armadillos.They first evolved during the Miocene in South America, which remained their center of species diversity...

    • Genus Doedicurus
      Doedicurus
      Doedicurus clavicaudatus was a prehistoric glyptodont, living during the Pleistocene until the end of the last glacial period, some 11,000 years ago. This was the largest known glyptodontid, and one of the better known members of the New World Pleistocene megafauna, with a height of 1.5 meters and...

    • Genus Glyptodon
      Glyptodon
      Glyptodon was a large, armored mammal of the family Glyptodontidae, a relative of armadillos that lived during the Pleistocene Epoch. It was roughly the same size and weight as a Volkswagen Beetle, though flatter in shape...



to be sorted
  • Dasypus bellae
  • Eremotherium
    Eremotherium
    Eremotherium is an extinct genus of actively mobile ground sloth of the family Megatheriidae, endemic to North America and South America during the Pleistocene epoch...

  • Glossotherium
    Glossotherium
    Glossotherium was a genus of ground sloth. It was a heavily built animal with a length of about snout to tail-tip, and could potentially assume a slight bipedal stance.Fossils of this animal have been found in South America...

  • Glyptotherium
  • Hapalops
    Hapalops
    Hapalops is an extinct genus of ground sloth from the late Oligocene of South America.Though related to the giant Megatherium, Hapalops was much smaller, measuring about in length. Like most extinct sloths it is categorized as a ground sloth, but it is believed that the smaller size of Hapalops...

  • Metacheiromys
    Metacheiromys
    Metacheiromys is an extinct genus of mammal from the Mid Eocene of what is now Wyoming.Metacheiromys looked superficially like a modern mongoose, and measured around long. It had long claws and a narrow head similar in shape to that of an armadillo or an anteater...

  • Nothrotheriops
    Nothrotheriops
    Nothrotheriops is a genus of Pleistocene ground sloth found in North and South America. This genus of bear-sized xenarthran was related to the much larger, and far more famous Megatherium, although it has recently been placed in a different family, Nothrotheriidae.-Discovery and species:Fossils of...

  • Nothrotherium
    Nothrotherium
    Nothrotherium is an extinct genus of ground sloth from South America....

  • Peltephilus
    Peltephilus
    Peltephilus ferox, the Horned Armadillo, was a species of dog-sized, armadillo-like xenarthran mammal which first inhabited Argentina during the Oligocene epoch, and became extinct in the Miocene epoch. Notably, the scutes on its head were so developed that they formed horns protecting its eyes...

  • Protamandua

Order Pholidota

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...

–Recent
  • Family Epoicotheriidae
    Epoicotheriidae
    Epoicotheriidae is an extinct family of pangolin-like insectivore mammals which were endemic to North America from the Eocene to the Oligocene 55.4—33.9 Ma existing for approximately ..Epoicotheriids were highly specialized animals that were convergent on golden moles in the structure of their...

     (extinct)
  • Family Escavadodontidae
    Escavadodontidae
    Escavadodontidae is an extinct family of pangolin-like insectivore mammals which were endemic to North America from the Paleocene 63.3—60.2 Ma existing for approximately ..-Taxonomy:...

     (extinct)
  • Family Metacheiromyidae(extinct)
  • Family Manidae (extant)
    • Subfamily Eurotamandua
      Eurotamandua
      Eurotamandua is an extinct mammal that lived some 49 million years ago, during the early Eocene.A single fossil is known, coming from the Messel Pit. It was about 90 cm long. It is often classified as a pangolin...

       (extinct)
    • Subfamily Maninae (extant)
      • Genus Eomanis
        Eomanis
        Eomanis is the earliest known true pangolin from the Middle Eocene of Europe. Fossils collected from the Messel Pit, Germany, indicate that this 50 cm long animal was rather similar to living pangolins. However, unlike modern pangolins, its tail and legs did not bear scales...

        (extinct)
      • Genus Necromanis
        Necromanis
        Necromanis is an extinct genus of pangolin from the Miocene of France. Necromanis is descended from the Eocene pangolins of genus Eomanis....

        (extinct)
      • Genus Patriomanis (extinct)

Order Tubulidentata

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...

?–Recent
    • Genus Leptorycteropus
    • Genus Myorycteropus
    • Genus Orycteropus
      Orycteropus
      Orycteropus is a genus of mammals in the family Orycteropodidae within Tubulidentata.The only living species of all Tubulidentata is the Aardvark .- Species :* Orycteropus afer - Aardvark* † Orycteropus abundulafus...


Order Proboscidea

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...

–Recent
  • Family Moeritheriidae
    • Genus Moeritherium
      Moeritherium
      Moeritherium is a genus consisting of several species. These prehistoric mammals are related to the elephant and, more distantly, the sea cow...

  • (no family)
    • Genus Phiomia
      Phiomia
      Phiomia is an extinct genus of basal proboscid that lived in what is now Northern Africa during the Late Eocene to Early Oligocene some 36-35 million years ago. "Phiomia serridens" means "saw-toothed animal of Faiyum"....

  • Family Deinotheriidae
    Deinotheriidae
    Deinotheriidae is a family of prehistoric elephant-like proboscideans that lived during the Tertiary period, first appearing in Africa, then spreading across southern Asia and Europe. During that time they changed very little, apart from growing much larger in size - by the late Miocene they had...

    • Genus Deinotherium
      Deinotherium
      Deinotherium , also called the Hoe tusker, was a large prehistoric relative of modern-day elephants that appeared in the Middle Miocene and continued until the Early Pleistocene. During that time it changed very little...

  • Family Mammutidae
    Mammutidae
    Mammutidae is a family of extinct proboscideans that lived between the Miocene to the Pleistocene or Holocene. The family was first described in 1922, classifying fossil specimens of the type genus Mammut , and has since been placed in various arrangements of the order...

    • Genus Mammut
      • American mastodon (Mammut americanum)
      • Borson's mastodon (Mammut borsoni)
  • Family Amebelodontidae
    • Genus Amebelodon
      Amebelodon
      Amebelodon is a member of a diverse group of primitive proboscideans called gomphotheres, a group that also gave rise to the modern elephants and their close relative the mammoth. The most striking attribute of this animal is its lower tusks, which are narrow, elongated,and distinctly flattened...

    • Genus Platybelodon
      Platybelodon
      Platybelodon was a genus of large herbivorous mammal related to the elephant . It lived during the Miocene Epoch, about 15-4 million years ago, and ranged over Africa, Europe, Asia and North America...

  • Family Gomphotheriidae
    • Genus Gomphotherium
      Gomphotherium
      Gomphotherium is an extinct genus of proboscid which evolved in the Early Miocene of North America from 13.650—3.6 Ma, living about .The genus emigrated into Asia, Europe and Africa after a drop in sea level allowed them to cross over...

    • Genus Cuvieronius
      Cuvieronius
      Cuvieronius is an extinct New World genus of gomphothere. It is named after the French naturalist Georges Cuvier, stood 2.7 m tall and looked like a modern elephant except for its spiral-shaped tusks.-Origin:...

    • Genus Anancus
      Anancus
      Anancus is an extinct genus of gomphothere endemic to Africa, Europe, and Asia, that lived during the Turolian age of the late Miocene to early Pleistocene, roughly from 3—1.5 million years ago....

  • Family Elephantidae
    Elephantidae
    Elephantidae is a taxonomic family, collectively elephants and mammoths. These are terrestrial large mammals with a trunk and tusks. Most genera and species in the family are extinct...

  • Genus Stegotetrabelodon
    Stegotetrabelodon
    Stegotetrabelodon is an extinct genus of elephant or gomphothere from the Miocene.-References:*Mammoths: Giants of the Ice Age by Adrian Lister; Paul G. Bahn*Classification of Mammals by Malcolm C. McKenna and Susan K. Bell...

    • Genus Stegodon
      Stegodon
      Stegodon , is a genus of the extinct subfamily Stegodontinae of the order Proboscidea. It was assigned to the family Elephantidae , but has also been placed in Stegodontidae . Stegodonts were present from 11.6 mya to 4,100 years ago...

      • Stegodon sompoensis
      • Stegodon aurorae
      • Stegodon ganesha
      • Stegodon orientalis
      • Stegodon shinshuensis
      • Stegodon trigonocephalus
      • Stegodon sondaari
      • Stegodon florensis
    • Genus Elephas
      Elephas
      Elephas is one of two surviving genera in the order of elephants, Proboscidea. The genus has one surviving species, the Asian elephant Elephas maximus....

      • Elephas antiquus
      • Elephas falconeri
        Elephas falconeri
        Elephas falconeri is an extinct Siculo-Maltese species of elephant closely related to the modern Asian elephant...

      • Subgenus Palaeoloxodon
        Palaeoloxodon
        Palaeoloxodon is an extinct subgenus of elephants, containing the various species of straight-tusked elephant. Its species' remains have been found in Bilzingsleben, Germany; Cyprus; Japan; Sicily; Malta; and recently in England during the excavation of the second Channel Tunnel. The English...

    • Genus Mammuthus
      • Columbian Mammoth
        Columbian Mammoth
        The Columbian Mammoth is an extinct species of elephant of the Quaternary period that appeared in North America during the late Pleistocene. It is believed by some authorities to be the same species as its slightly larger cousin, M...

         (
        Mammuthus columbi)
      • Pygmy Mammoth
        Pygmy Mammoth
        The Pygmy Mammoth or Channel Islands Mammoth is an extinct species of dwarf elephant descended from the Columbian mammoth . A case of island or insular dwarfism, M. exilis was only to tall at the shoulder and weighed about , in contrast to its tall, ancestor.Remains of M...

         (
        Mammuthus exilis)
      • Imperial Mammoth (Mammuthus imperator
        Mammuthus imperator
        The Imperial Mammoth is an extinct species of mammoth endemic to North America from the Pliocene through Pleistocene, living from 4.9 mya—11,000 years ago....

        )
      • Jeffersonian Mammoth (Mammuthus jeffersonii)
      • Sardinian Mammoth (Mammuthus lamarmorae)
      • Mammuthus meridionalis
        Mammuthus meridionalis
        Mammuthus meridionalis is an extinct species of mammoth endemic to Europe and central Asia from the Pleistocene, living from 2.5–0.126 mya existing for approximately ....

      • Woolly Mammoth
        Woolly mammoth
        The woolly mammoth , also called the tundra mammoth, is a species of mammoth. This animal is known from bones and frozen carcasses from northern North America and northern Eurasia with the best preserved carcasses in Siberia...

         (
        Mammuthus primigenius)
      • Mammuthus trogontherii


See also:
  • Dwarf elephant
    Dwarf elephant
    Dwarf elephants are prehistoric members of the order Proboscidea, that, through the process of allopatric speciation, evolved to a fraction of the size of their immediate ancestors...

    s

Order Desmostylia

Miocene
Miocene
The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

Pliocene
Pliocene
The Pliocene Epoch is the period in the geologic timescale that extends from 5.332 million to 2.588 million years before present. It is the second and youngest epoch of the Neogene Period in the Cenozoic Era. The Pliocene follows the Miocene Epoch and is followed by the Pleistocene Epoch...


  • Family Desmostylidae
    Desmostylidae
    Desmostylidae is an extinct family of herbivorous marine mammal belonging to the order of Desmostylia living along the coast of the Pacific Ocean from the Rupelian stage of the Early Oligocene through the Chattian stage of the Late Oligocene existing for approximately .Desmostylidae are...

    • Genus Desmostylus
      Desmostylus
      Desmostylus is a monotypic extinct genus of herbivorous mammal of the family Desmostylidae living from the Chattian stage of the Late Oligocene subepoch through the Late Miocene subepoch and in existence for approximately ....

  • Family Paleoparadoxiidae
    • Genus Paleoparadoxia
      Paleoparadoxia
      Paleoparadoxia is a genus of large, herbivorous marine mammals that inhabited the northern Pacific coastal region during the Miocene epoch . It ranged from the waters of Japan , to Alaska to the north, and down to Baja California, Mexico...


    • Genus Ashoroa
      Ashoroa
      Ashoroa is an extinct genus of Desmostylia. Fossils for Ashoroa came from Japan and were dated from the late Oligocene....

    • Genus Behemotops
      Behemotops
      Behemotops is an extinct genus of herbivorous marine mammal of the family Desmostylidae living from the Rupelian stage of the Early Oligocene subepoch through the Late Oligocene subepoch and in existence for approximately ....


Order Sirenia

Eocene
Eocene
The Eocene Epoch, lasting from about 56 to 34 million years ago , is a major division of the geologic timescale and the second epoch of the Paleogene Period in the Cenozoic Era. The Eocene spans the time from the end of the Palaeocene Epoch to the beginning of the Oligocene Epoch. The start of the...

–Recent
  • Family Prorastomidae
    Prorastomidae
    Prorastomidae is a taxonomic family of extinct animals related to the extant manatees and dugong. The family includes two genera:*Pezosiren*Prorastomus...

    • Genus Prorastomus
      Prorastomus
      Prorastomus sirenoides is an extinct species of primitive sirenian that lived during the Eocene Epoch 40 million years ago in Jamaica.-Description:...

    • Genus Pezosiren
      Pezosiren
      Pezosiren portelli is the name given to an early sirenian represented by a Jamaican fossil skeleton, described in 2001 by Daryl Domning, a marine mammal paleontologist at Howard University in Washington, DC...

  • Family Protosirenidae
    • Genus Protosiren
      Protosiren
      Protosiren is an extinct early genus of the order Sirenia. Protosiren existed throughout the Lutetian and Bartonian stages of the Middle Eocene. Its geographic distribution was intercontinental: fossils have been found in the United States , Egypt, France, Hungary, India, and Pakistan...

  • Family Dugongidae
    Dugongidae
    Dugongidae is a family in the order of Sirenia.The family has one surviving species, the Dugong , one recently extinct species, the Steller's Sea Cow , and a number of extinct genera known from the fossil record....

    • Genus Rytiodus
      Rytiodus
      Rytiodus is an extinct genus of sirenian, whose fossils have been discovered in Europe.-Description:With a length of 6 m , Rytiodus was about twice the size as modern sirenians, surpassed only by Steller's sea cow, which was up to 8 m long. Like its closest modern relatives, the dugongs, Rytiodus...

    • Steller's Sea Cow
      Steller's Sea Cow
      Steller's sea cow was a large herbivorous marine mammal. In historical times, it was the largest member of the order Sirenia, which includes its closest living relative, the dugong , and the manatees...

       (
      Hydrodamalis gigas)
  • Family Trichechidae
    • Genus Miosiren


to be sorted
  • Sirenotherium

Suborder Archaeoceti
  • Family Pakicetidae
    • Genus Pakicetus
      Pakicetus
      Pakicetus is a genus of extinct terrestrial carnivorous mammal of the family Pakicetidae which was endemic to Pakistan from the Eocene .Pakicetus existed for approximately...

      • Pakicetus inachus
    • Genus Gandakasia
      Gandakasia
      Gandakasia was a genus of ambulocetid from Pakistan, that lived in the Eocene epoch. It probably caught its prey near rivers or streams....

    • Genus Nalacetus
      Nalacetus
      Nalacetus is an extinct genus of mammal belonging to the family Pakicetidae which were endemic to southern Asia living during the Lutenian stage of the Middle Eocene and existing for approximately ....

    • Genus Ichthyolestes
      Ichthyolestes
      Ichthyolestes was a genus of mammal belonging to the family Pakicetidae which were endemic to southern Asia living during the Lutenian stage of the Middle Eocene and existing for approximately ....

  • Family Ambulocetidae
    Ambulocetidae
    Ambulocetidae is a family of early cetaceans from Pakistan that still were able to walk on land. The genus Ambulocetus, after which the family is named, is by far the most complete and well-known ambulocetid genus due to the discovery by Thewissen et al. of a partially complete specimen of...

    • Genus Ambulocetus
      Ambulocetus
      Ambulocetus was an early cetacean that could walk as well as swim. It lived during early Eocene some 50-49 million years ago. It is a transitional fossil that shows how whales evolved from land-living mammals. The Ambulocetus fossils were found in Pakistan by anthropologist Johannes Thewissen...

    • Genus Himalayacetus
      Himalayacetus
      Himalayacetus is an extinct genus of carnivorous aquatic mammal of the family Ambulocetidae from the coastline of the ancient Tethys Ocean during the Eocene, living from 55.8—48.6 mya, existing for approximately ....

  • Family Remingtonocetidae
    Remingtonocetidae
    Remingtonocetidae is a family of early carnivorous freshwater aquatic mammals of the order Cetacea endemic to the coastline of the ancient Tethys Ocean during the Eocene living from 55.8—48.6 mya, existing for approximately ....

    • Genus Kutchicetus
      Kutchicetus
      Kutchicetus is an extinct genus of early carnivorous freshwater whales of the family Remingtonocetidae endemic to the coastline of the ancient Tethys Ocean during the Eocene living from 55.8—40.4 mya, existing for approximately .-Taxonomy:...

  • Family Protocetidae
    Protocetidae
    The protocetids form a diverse and heterogeneous group of cetaceans known from Asia, Europe, Africa, and North America. There were many genera, and some of these are very well known . Known protocetids had large fore- and hindlimbs that could support the body on land, and it is likely that they...

    • Genus Rodhocetus
      Rodhocetus
      Rodhocetus is one of several extinct whale genera that possess land mammal characteristics, thus demonstrating the evolutionary transition from land to sea.-Description:...

      (??? Ma)
      • Rhodocetus kasrani
      • Rodhocetus balochistanensis
    • Genus Protocetus
      Protocetus
      Protocetus atavus is an extinct species of primitive cetacean from Egypt. It lived during the middle Eocene period 45 million years ago....

  • Family Dorudontidae
    • Genus Dorudon
      Dorudon
      Dorudon was a genus of ancient cetacean that lived alongside Basilosaurus 41 to 33 million years ago, in the Eocene. They were about five meters long and were most likely carnivorous, feeding on small fish and mollusks. Dorudontines lived in warm seas around the world...

      (40–36 Ma)
      • Dorudon atrox
    • Genus Zygorhiza
      Zygorhiza
      Zygorhiza kochii is an extinct species of cetacean.Zygorhiza was a smaller, less elongated, 6 m long relative of the famous Basilosaurus. Its bodily proportions were similar to those of modern whales, although, unlike modern species, it had a distinct neck, and flippers which could be moved at...

  • Family Basilosauridae
    Basilosauridae
    Basilosauridae is family of extinct cetaceans that lived in tropical seas during the late Eocene.-Taxonomy:*Family Basilosauridae** Subfamily Basilosaurinae*** Genus Basilosaurus*** Genus Basiloterus** Subfamily Dorudontinae...

    • Genus Basilosaurus
      Basilosaurus
      Basilosaurus is a genus of cetacean that lived from in the Late Eocene. Its fossilized remains were first discovered in the southern United States . The American fossils were initially believed to be some sort of reptile, hence the suffix -"saurus", but later found to be a marine mammal...

      (40–37 Ma)
      • Basilosaurus cetoides
      • Basilosaurus hussaini
      • Basilosaurus isis

Suborder Mysticeti
  • Family Mammalodontidae
    Mammalodontidae
    Mammalodontidae is an extinct family of whales known from the Oligocene of Australia.There are currently two genera is this family: Janjucetus and Mammalodon. After a new cladistic analysis by Fitzgerald , Janjucetus was transferred into Mammalodontidae, thereby making Janjucetidae a junior synonym...

    • Genus Mammalodon
      Mammalodon
      Mammalodon is an extinct genus of whale that was discovered in 1932. It is an early baleen whale which still had teeth, as opposed to baleen plates. It is one of two genera in the family Mammalodontidae....

  • Family Cetotheriidae
    Cetotheriidae
    Cetotheriidae is an extinct family of baleen whales in the suborder Mysticeti. The family existed from the Late Oligocene to the Late Pliocene before going extinct.-Taxonomy:...

    • Genus Cetotherium
      Cetotherium
      Cetotherium is a genus of the extinct cetaceans from the family Cetotheriidae .-Known species:...

    • Genus Piscobalaena
  • Family Janjucetidae
    • Genus Janjucetus
      Janjucetus
      Janjucetus is an extinct genus of whale, and a basal form of the Mysticeti, a clade which includes the extant baleen whales. The only known species, Janjucetus hunderi, lived during the late Oligocene, about 25 million years ago in coastal seas off southeast Australia. Unlike modern mysticetes, it...



to be sorted
  • Genus Eobalaenoptera
    • Eobalaenoptera harrisoni
      Eobalaenoptera harrisoni
      Eobalaenoptera harrisoni is an extinct species of baleen whale. The species was first described in June 2004 by researchers at the Virginia Museum of Natural History....


Suborder Odontoceti
  • Family Squalodontidae
    • Genus Prosqualodon
      Prosqualodon
      Prosqualodon is an extinct genus of cetacean.Prosqualodon was related to and looked like modern toothed whales. It was about long and resembled a dolphin...

    • Genus Squalodon
      Squalodon
      Squalodon is an extinct genus of whales, belonging to the family Squalodontidae. Named by Grateloup in 1840, it was originally believed to be an iguanodontid dinosaur but has since been reclassified. The name Squalodon comes from Squalus, a genus of shark...

      Shark Tooth dolphin
  • Family Eurhinodelphidae
    • Genus Eurhinodelphis
      Eurhinodelphis
      Eurhinodelphis is an extinct genus of Miocene cetacean. Its fossils have been found in France, Belgium, Maryland and California.-Description:...

  • Family Kentriodontidae
    Kentriodontidae
    Kentriodontidae is an extinct family of odontocet whales related to modern dolphins. The Family lived from the Oligocene to the Pliocene before going extinct.-Taxonomy:...

    • Genus Kentriodon
      Kentriodon
      Kentriodon is an extinct species of toothed whale. Fossils have been found in Europe, Asia, New Zealand, and the United States.Kentriodon was the most diverse of all the kentriodontids, which include three named species and five undescribed species...

  • Family Rhabdosteidae
    • Genus Rhabdosteus
  • Family Odobenocetopsidae
    • Genus Odobenocetops
      Odobenocetops
      Odobenocetops was a small whale from the Pliocene. It had two tusks, and, in some fossils, one tusk was longer than the other.-Description:...


Suborder Hippomorpha
  • Superfamily Brontotheroidea
    • Family Brontotheriidae
      Brontotheriidae
      Brontotheriidae, also called Titanotheriidae, is a family of extinct mammals belonging to the order Perissodactyla, the order that includes horses, rhinoceroses, and tapirs. Superficially they looked rather like rhinos, although they were not true rhinos and are probably most closely related to...

        • Genus Pakotitanops
          Pakotitanops
          Pakotitanops is an obscure genus of brontothere.The only known species is Pakotitanops latidentatus. It is represented only by a few tooth fragments from the middle Eocene Kuldana Formation, in the Ganda Kas area of Pakistan...

        • Genus Nanotitanops
      • Subfamily Lambdotheriinae
        • Genus Lambdotherium
          Lambdotherium
          Lambdotherium is a genus of North American brontothere....

        • Genus Xenicohippus
      • Subfamily Palaeosyopinae
        • Genus Palaeosyops
          Palaeosyops
          Paleosyops is a genus of small brontothere.These animals are commonly found in Wyoming fossil beds primarily as fossilized teeth. From all of the species of this animal, it is concluded that P. major was the largest, reaching the size of a tapir...

        • Genus Mulkrajanops
          Mulkrajanops
          Mulkrajanops is a type of brontothere endemic to India during the Eocene living from 55.8—48.6 mya, existing for approximately .-Taxonomy:...

      • Subfamily Dolichorhininae
        • Genus Metarhinus
          Metarhinus
          Metarhinus is a genus of brontothere endemic to North America during the Eocene living from 46.2—42 mya, existing for approximately .-Taxonomy:Metarhinus was named by Osborn . It is not extant. Its type is Metarhinus fluviatilis...

        • Genus Sphenocoelus
        • Genus Mesatirhinus
          Mesatirhinus
          Mesatirhinus is a genus of brontothere endemic to North America during the Eocene living from 50.3—42 mya, existing for approximately .-Taxonomy:...

      • Subfamily Brontotheriinae
        • Genus Duchesneodus
          Duchesneodus
          Duchesneodus is a large brontothere endemic to North America during the Eocene living from 46.2—38 mya, existing for approximately .-Taxonomy:...

        • Genus Brontotherium
          Brontotherium
          Brontotherium is an extinct genus of prehistoric odd-toed ungulate mammal of the family Brontotheriidae, an extinct group of rhinoceros-like browsers related to horses. The genus was found in North America during the Late Eocene....

        • Genus Megacerops
          Megacerops
          Megacerops is an extinct genus of the family Brontotheriidae endemic to North America during the Late Eocene epoch , existing for approximately .-Taxonomy:...

      • Subfamily Embolotheriinae
        • Genus Titanodectes
        • Genus Embolotherium
          Embolotherium
          Embolotherium is an extinct genus of brontothere that lived in Mongolia during the late Eocene period. It is most easily recognized by a large bony protuberance emanating from the anterior end of the skull...

        • Genus Protembolotherium
      • Subfamily Brontopinae
        • Genus Brachydiastematherium
          Brachydiastematherium
          Brachydiastematherium transylvanicum is the westernmost species of brontothere, with the first fossils of it being found in Transylvania, Romania. In comparison with other brontothere fossils, it is suggested that B...

        • Genus Pachytitan
        • Genus Dianotitan
        • Genus Gnathotitan
        • Genus Microtitan
        • Genus Epimanteoceras
        • Genus Protitan
        • Genus Rhinotitan
          Rhinotitan
          Rhinotitan is an extinct genus of brontothere from the Eocene of China.-References:* Classification of Mammals by Malcolm C. McKenna and Susan K. Bell...

        • Genus Metatitan
        • Genus Dolichorhinus
          Dolichorhinus
          Sphenocoelus is an extinct genus of brontothere of the subfamily Dolichorhininae, family Brontotheriidae, endemic to North America during the Middle Eocene epoch , existing for approximately .-Taxonomy:...

        • Genus Protitanotherium
          Protitanotherium
          Protitanotherium emarginatum is a genus of brontothere endemic to North America during the Eocene living from 46.2—33.9 mya, existing for approximately .-Taxonomy:...

        • Genus Parabrontops
        • Genus Oreinotherium
          Oreinotherium
          Oreinotherium is a genus of brontothere.According to one source, the species of Oreinotherium are merged into the genus Megacerops.-References:...

        • Genus Brontops
          Brontops
          Brontops is an extinct genus of rhinoceros-like perissodactyl mammal.According to one source, Brontops is subsumed into genus Megacerops.-Appearance:...

        • Genus Protitanops
          Protitanops
          Protitanops was a genus of brontothere that lived during the Eocene, in the Western United States, especially in Death Valley, California, where the best specimens of the species P. curryi have been found. It bore a strong resemblance to Brontops brontotheres with its knob-shaped horns...

        • Genus Pygmaetitan
      • Subfamily Telmatheriinae
        • Genus Acrotitan
        • Genus Desmatotitan
        • Genus Arctotitan
        • Genus Hyotitan
        • Genus Sthenodectes
          Sthenodectes
          Sthenodectes is a genus of brontothere endemic to North America during the Paleogene living from 46.2—42 mya, existing for approximately .-Taxonomy:...

        • Genus Telmatherium
          Telmatherium
          Telmatherium is a genus of a North American Brontothere. It stood tall. It lived during the Eocene epoch....

        • Genus Sivatitanops
      • Subfamily Menodontinae
        • Genus Diplacodon
        • Genus Eotitanotherium
        • Genus Notiotitanops
          Notiotitanops
          Notiotitanops is a brontothere endemic to North America during the Eocene living from 48.6—37.2 mya, existing for approximately .-Taxonomy:Notiotitanops was named by Gazin and Sullivan...

        • Genus Menodus
          Menodus
          Menodus giganteus is a species of brontothere. The best known specimen is a mounted skeleton in the Field Museum of Natural History.According to one source , M. giganteus is merged into the genus Megacerops....

        • Genus Ateleodon
          Ateleodon
          Ateleodon is a genus of brontothere from the late Eocene of North America-Taxonomy:According to Mihlbachler and others , Ateleodon is synonymized with Megacerops, which also includes the species of the genera Menodus, Brontotherium, Brontops, Menops, and Oreinotherium...

  • Superfamily Pachynolophoidea
    • Family Pachynolophidae
  • Superfamily Equoidea
    • Family Palaeotheriidae
      Palaeotheriidae
      Palaeotheres are an extinct group of herbivorous mammals related to tapirs and rhinoceros, and probably ancestral to horses. They ranged across Europe and Asia during the Eocene through Oligocene 55—28 Ma, existing for approximately ....

      • Genus Hyracotherium
        Hyracotherium
        Hyracotherium , also known as Eohippus or the dawn horse, is an extinct genus of very small perissodactyl ungulates that lived in the woodlands of the northern hemisphere, with species ranging throughout Asia, Europe, and North America during the early Tertiary Period and the early to mid Eocene...

      • Genus Propalaeotherium
        Propalaeotherium
        Propalaeotherium was an early genus of perissodactyl ancestral to the horse endemic to Europe and Asia during the Middle Eocene.Its name means "before Palaeotherium", as it is the ancestor of Palaeotherium, another relative of early horses...

      • Genus Palaeotherium
        Palaeotherium
        Palaeotherium is an extinct genus of primitive perissodactyl ungulate. George Cuvier originally described them as being a kind of tapir, and as such, Palaeotherium is popularly reconstructed as a tapir-like animal...

    • Family Equidae
      Equidae
      Equidae is the taxonomic family of horses and related animals, including the extant horses, donkeys, and zebras, and many other species known only from fossils. All extant species are in the genus Equus...

      • Genus Miohippus
        Miohippus
        Miohippus was a genus of prehistoric horse existing longer than most Equidae. Miohippus lived in what is now North America during the Oligocene approximately 32-25 million years ago. While descending genera of this species lived during the Miocene period, the Miohippus was a horse of the Oligocene...

      • Genus Orohippus
        Orohippus
        Orohippus is an extinct ancestor of the modern horse that lived in the Eocene .thumb|left|Restoration...

      • Genus Mesohippus
        Mesohippus
        Mesohippus is an extinct genus of early horse. It lived some 40 to 30 million years ago from the late Eocene to the mid-Oligocene...

      • Subfamily Anchitheriinae
        Anchitheriinae
        The Anchitheriinae are an extinct subfamily of the Perissodactyla family Equidae, the same family which includes modern horses, zebras and donkeys. This subfamily is more primitive then the living members of the family. The group first appeared with Mesohippus in north America during the middle...

        • Genus Sinohippus
        • Genus Megahippus
          Megahippus
          Megahippus is an extinct equid genus belonging to the subfamily Anchitheriinae. As with other members of this subfamily, Megahippus is more primitive than the living horses. Fossil remains of Megahippus have been found across the U.S., from Montana to Florida.-References:* *...

        • Genus Anchitherium
          Anchitherium
          Anchitherium was a fossil horse with a three-toed hoof.Anchitherium was a browsing horse that originated in the early Miocene of North America and subsequently dispersed to Europe and Asia, where it gave rise to the larger bodied genus Sinohippus...

      • Subfamily Equinae
        Equinae
        Equinae is a subfamily of the family Equidae, which lived worldwide from the Hemingfordian stage of the Early Miocene to present and in existence for approximately .-Taxonomy:...

        • Genus Archaeohippus
          Archaeohippus
          Archaeohippus is an extinct three toed member of the family Equidae known from fossils of Late Oligocene to early Miocene age. The genus is noted for several distinct skeletal features. The skull possesses deeply pocketed fossa in a notably long preorbital region. The genus is considered an...

        • Genus Cormohipparion
          Cormohipparion
          The extinct Cormohipparion was originally described as a new genus of horse, and assigned to the tribe Hipparionini. However it was soon argued that the partial material fell within the range of morphological variation seen in Hipparion, and that the members of Cormohipparion belonged instead...

        • Genus Eurygnathohippus
        • Genus Hipparion
          Hipparion
          Hipparion is an extinct genus of horse living in North America, Asia, Europe, and Africa during the Miocene through Pleistocene ~23 Mya—781,000 years ago, existing for...

        • Genus Hippidion
          Hippidion
          Hippidion was a Welsh pony-sized horse that lived in South America during the Pleistocene epoch, between two million and 10,000 years ago....

        • Genus Hippotherium
          Hippotherium
          Hippotherium is an extinct genus of horse endemic to North America, to Asia, Europe, and Africa during the Miocene through Pliocene ~13.65—3.3 Mya, existing for .- Taxonomy :...

        • Genus Merychippus
          Merychippus
          Merychippus is an extinct proto-horse of the family Equidae that was endemic to North America during the Miocene from 20.43—10.3 Ma living for approximately .It had three toes on each foot and is the first horse known to have grazed...

        • Genus Parahippus
          Parahippus
          Parahippus is an extinct relative of the modern horse, very similar to Miohippus, but slightly larger, at around tall, at the withers....

        • Genus Pliohippus
          Pliohippus
          Pliohippus is an extinct genus of Equidae, the "horse family". Pliohippus arose in the middle Miocene, around 12 million years ago, probably from Calippus. It was similar in appearance to Equus, but had two long extra toes on both sides of the hoof, externally barely visible as callused stubs...

        • Genus Scaphohippus
          Scaphohippus
          Scaphohippus is an extinct Miocene genus of equine, with two known species, known from fossils found in California, New Mexico, Montana, and Nebraska.-History:...


Suborder Ceratomorpha
  • Superfamily Rhinocerotoidea
    • Family Amynodontidae
      Amynodontidae
      The Amynodonts were a group of hippo-like perissodactyls, related to true rhinoceri, that were descended from the Hyracodontidae. They ranged from North America, Europe and Asia during the Late Eocene to Miocene living from 46.2 Ma—7 Ma years ago and existed for approximately .The last species died...

       (Hippo-rhinos)
      • Subfamily Amynodontinae
      • Subfamily Metamynodontinae
        • Genus Metamynodon
          Metamynodon
          Metamynodon is an extinct genus of amynodont perissodactyls, and is among the longest lived genera of amynodonts, having first appeared during the late Eocene, and becoming extinct during the early Miocene, when it was supplanted by the semiaquatic rhinoceros, Teleoceras...

    • Family Hyracodontidae
      Hyracodontidae
      Hyracodontidae is an extinct family of rhinoceroses endemic to North America, Europe, and Asia during the Eocene through early Miocene living from 55.8—20 mya, existing for approximately .They are typified as having long limbs and having no horns...

       (Giant rhinos)
      • Subfamily Indricotheriinae
        Indricotheriinae
        Indricotheriinae is a subfamily of Hyracodontidae, a group of long-limbed, hornless rhinoceroses that evolved in the Eocene epoch and continued through to the early Miocene. The earlier hyracodontid species, such as Hyracodon were modest-sized, fast-running, lightly built animals with little...

        • Genus Forstercooperia
        • Genus Juxia
          Juxia
          Juxia is an extinct genus of indricothere, a group of animals similar to the living rhinoceros. Juxia was in the size of a horse. It lived in Asia during the upper Eocene. It had hair on its neck....

        • Genus Benaratherium?
        • Genus Urtinotherium
        • Genus Indricotherium
          • Baluchitherium (Indricotherium transouralicum)
        • Genus Paraceratherium
          Paraceratherium
          Paraceratherium, also commonly known as Indricotherium or Baluchitherium , is an extinct genus of gigantic hornless rhinoceros-like mammals of the family Hyracodontidae, endemic to Eurasia and Asia during the Eocene to Oligocene 37.2—23.030 Mya, existing for approximately...

          • Paraceratherium bugtiense
      • Subfamily Allaceropinae
      • Subfamily Hyracodontinae
        • Genus Hyracodon
          Hyracodon
          Hyracodon is an extinct genus of mammal.It was a lightly built, pony-like mammal of about 1.5 m long. Hyracodons skull was large in comparison to the rest of the body...

    • Family Rhinocerotidae (Rhino
      Rhinoceros
      Rhinoceros , also known as rhino, is a group of five extant species of odd-toed ungulates in the family Rhinocerotidae. Two of these species are native to Africa and three to southern Asia....

      s)
      • Genus Teleoceras
        Teleoceras
        Teleoceras is an extinct genus of grazing rhinoceros that lived in North America during the Miocene epoch, which ended about 5.3 million years ago, all the way to the early Pliocene epoch....

      • Genus Trigonias
        Trigonias
        Trigonias is an extinct genus of rhinoceros from the late Eocene some 35 million years ago of North America ....

      • Subfamily Rhinocerotinae
        • Genus Coelodonta
          • Woolly Rhinoceros
            Woolly Rhinoceros
            The woolly rhinoceros is an extinct species of rhinoceros that was common throughout Europe and Asia during the Pleistocene epoch and survived the last glacial period. The genus name Coelodonta means "cavity tooth"...

             (
            Coelodonta antiquitatis)
        • Genus Dicerorhinus (Sumatran Rhinoceros
          Sumatran Rhinoceros
          The Sumatran Rhinoceros is a member of the family Rhinocerotidae and one of five extant rhinoceroses. It is the only extant species of the genus Dicerorhinus. It is the smallest rhinoceros, although is still a large mammal. This rhino stands high at the shoulder, with a head-and-body length of ...

          )
          • Dicerorhinus leakeyi
      • Subfamily Elasmotheriinae
        • Genus Sinotherium
          Sinotherium
          Sinotherium was a genus of single-horned rhinoceri of the late Miocene and Pliocene. It was ancestral to Elasmotherium, and its fossils have been found in western China....

        • Genus Iranotherium
          Iranotherium
          Iranotherium was a large elasmothere rhinoceros, as big as a modern white rhino, found in Central Asia. It was a precursor of the related Sinotherium, and may have been ultimately outcompeted by its descendant....

        • Genus Menoceras
          Menoceras
          Menoceras is a genus of extinct, small rhinoceros endemic to most of southern North America and ranged as far south as Panama during the early Miocene epoch. It lived from around 30.7—19.7 Ma, existing for approximately .-Behaviour:...

        • Genus Elasmotherium
          Elasmotherium
          Elasmotherium is an extinct genus of giant rhinoceros endemic to Eurasia during the Late Pliocene through the Pleistocene, documented from 2.6 mya to as late as 50,000 years ago, possibly later, in the Late Pleistocene, an approximate span of slightly less than 2.6 million years. Three species...

          • Elasmotherium caucasicum
          • Giant Rhinoceros (Elasmotherium sibiricum)
  • Superfamily Tapiroidea
    Tapiroidea
    Tapiroidea is a superfamily of perissodactyls which includes the modern Tapir. Members of the Superfamily are small to large browsing mammals, roughly pig-like in shape, with short, prehensile snouts. Their closest relatives are the other odd-toed ungulates, including horses and rhinoceroses...

    • Genus Hyrachyus
      Hyrachyus
      Hyrachyus is an extinct genus of perissodactyl mammal that lived in Eocene Europe and North America. Its remains have also been found in Jamaica. It is closely related to Lophiodon....

    • Family Helaletidae
      • Genus Lophiodon
        Lophiodon
        Lophiodon is an extinct genus of mammal related to tapirs. It lived in Eocene Europe, and is closely related to Hyrachyus....

    • Family Tapiridae
      • Miotapirus
        Miotapirus
        Miotapirus harrisonensis is an extinct species of tapir lived during the early Miocene Epoch some 20 million years ago in North America.Physically Miotapirus was virtually identical to its modern relatives; with a length of 2 m it was even the same size. Most likely it was also nocturnal and very...

  • Superfamily Chalicotheroidea
    • Family Lophiodontidae
      • Genus Lophiodon
        Lophiodon
        Lophiodon is an extinct genus of mammal related to tapirs. It lived in Eocene Europe, and is closely related to Hyrachyus....

      • Genus Lophiaspis
        Lophiaspis
        Lophiaspis is an extinct genus of chalicothere endemic to Europe during the Eocene living from 55.8—37.2 Ma and existed for approximately .Lophiaspis was named by Depéret...

    • Family Chalicotheriidae
      • Subfamily Chalicotheriinae
        Chalicotheriinae
        Chalicotheriines make up an extinct subfamily of the family Chalicotheriidae, a group of herbivorous, odd-toed ungulate mammals. Characteristic of this group is an unusual, gorilla-like body plan with very long forelimbs, short hindlimbs, and a partial knuckle-walking position. Analysis of dental...

        • Genus Chalicotherium
          Chalicotherium
          Chalicotherium is a genus of extinct browsing odd-toed ungulates of the order Perissodactyla and family Chalicotheriidae, found in Europe, Africa, and Asia during the Late Oligocene to Lower Pliocene, living from 16—7.75 mya, existing for approximately .This animal...

        • Genus Anisodon
          Anisodon
          Anisodon is an extinct genus of chalicothere.-References:* Classification of Mammals by Malcolm C. McKenna and Susan K. Bell...

        • Genus Nestoritherium
          Nestoritherium
          Nestoritherium is an extinct genus of chalicothere....

      • Subfamily Schizotheriinae
        Schizotheriinae
        Schizotheriines make up an extinct clade of the family Chalicotheriidae, a group of herbivorous, odd-toed ungulate mammals. Unlike the gorilla-like proportions of other chalicotheres, schizotheriines had smaller body proportions, closer to those of Moropus. Analysis of dental microwear implies...

        • Genus Ancylotherium
          Ancylotherium
          Ancylotherium is an extinct genus of the family Chalicotheriidae, subfamily Schizotheriinae, endemic to Europe, Asia, and Africa during the Late Miocene-Pliocene , existing for approximately .-Taxonomy:...

        • Genus Borissiakia
          Borissiakia
          Borissiakia is an extinct genus of chalicothere, a group of herbivorous, odd-toed ungulate mammals. They had claws that were likely used in a hook-like manner to pull down branches, suggesting they lived as bipedal browsers.-Sources:...

        • Genus Chemositia
          Chemositia
          Chemositia is an extinct genus of chalicothere, a group of herbivorous, odd-toed ungulate mammals. They lived in Africa, and had claws that were likely used in a hook-like manner to pull down branches, suggesting they lived as bipedal browsers....

        • Genus Kalimantsia
          Kalimantsia
          Kalimantsia is an extinct chalicothere from the Miocene of Bulgaria, Europe. It contains one species, K. bulgarica.-Description:Kalimantsia is named for the area in which it was discovered in 2001 by Geraads, Spassov, and Kovachev...

        • Genus Limognitherium
          Limognitherium
          Limognitherium is an extinct genus of chalicothere....

        • Genus Moropus
          Moropus
          Moropus is an extinct genus of mammal, belonging to a group called chalicotheres, which were perissodactyl mammals, endemic to North America during the Miocene from ~23.0—13.6 Mya, existing for approximately ....

        • Genus Tylocephalonyx
          Tylocephalonyx
          Tylocephalonyx is an extinct dome-headed chalicothere from the Miocene in North America.It may have used its "dome" in the same way as the pachycephalosaurs...


Suborder Suina
  • Family Dichobunidae
    Dichobunidae
    Dichobunidae is an extinct family of early even-toed hoofed mammals known from the early Eocene to late Oligocene of North America, Europe, and Asia. Dichobunidae includes some of the earliest known artiodactyls, such as Diacodexis....

    • Genus Messelobunodon
      Messelobunodon
      Messelobunodon is an extinct genus of early even-toed ungulate....

    • Genus Diacodexis
      Diacodexis
      Diacodexis is an extinct genus of small herbivore mammal belonging to the family Dichobunidae which lived in North America and Asia from 55.4 mya—46.2 mya. and existing for approximately ....

  • Family Entelodontidae (Entelodont
    Entelodont
    Entelodonts, sometimes nicknamed hell pigs or terminator pigs, is an extinct family of pig-like omnivores endemic to forests and plains of North America, Europe, and Asia from the middle Eocene to early Miocene epochs , existing for approximately .-Taxonomy:Entelodontidae was named by Richard...

    s)
    • Genus Archaeotherium
      Archaeotherium
      Archaeotherium is an extinct artiodactyl genus of the family Entelodontidae, endemic to North America during the Oligocene epoch , existing for approximately . Archaeotherium was about 1.2m tall at the shoulder and around 2m long and weighing around 270kg.It was a relative of javelinas and pigs...

    • Genus Antillodaeodon
      Antillodaeodon
      Antillodaeodon is an extinct genus of horned entelodont from the Late Eocene of Death Valley, California....

    • Genus Brachyhyops
      Brachyhyops
      Brachyhyops is an extinct genus of the family Entelodontidae, endemic to North America and western Asia during the Eocene epoch , existing for approximately .-Taxonomy:...

    • Genus Paraentelodon
      Paraentelodon
      Paraentelodon is an extinct entelodont from the Late Oligocene of Eurasia.It was very similar in size and form to the giant entelodont, Daeodon, of early Miocene North America. Some researchers suggest that it was either ancestral to, or shared an ancestor with Daeodon...

    • Genus Cypretherium
      Cypretherium
      Cypretherium coarctatum is an extinct entelodont from the Chadronian strata of the Cypress Hills Formation in Saskatchewan....

    • Genus Daeodon
    • Genus Eoentelodon
      Eoentelodon
      Eoentelodon is a small, primitive entelodont, assigned as such by Carroll , from the Middle Eocene of China. It was a very small entelodont, about the size of a modern pig, and was slightly smaller than its North American counterpart, Brachyhyops.Eoentelodon was synonymized subjectively with...

    • Genus Entelodon
      Entelodon
      Entelodon , is a genus of Entelodontidae endemic to Europe, Eurasia, Asia from the early Eocene through Oligocene living 37.2—28.4 mya, existing approximately ....

    • Genus Dinohyus
      Dinohyus
      Daeodon , one of the largest, if not the largest, entelodont artiodactyls, lived 25-18 million years ago in North America....

  • Family Suidae
    Suidae
    Suidae is the biological family to which pigs belong. In addition to numerous fossil species, up to sixteen extant species are currently recognized, classified into between four and eight genera...

     (Pig
    Pig
    A pig is any of the animals in the genus Sus, within the Suidae family of even-toed ungulates. Pigs include the domestic pig, its ancestor the wild boar, and several other wild relatives...

    s)
    • Genus Metridiochoerus
      Metridiochoerus
      Metridiochoerus is an extinct genus of pig indigenous to the Pliocene and Pleistocene of Africa.-Description:Metridiochoerus was a large animal, in length, resembling a giant warthog. It had two large pairs of tusks which were pointed sideways and curved upwards...

    • Genus Kubanochoerus
      Kubanochoerus
      Kubanochoerus was a genus of large, long-legged pigs from the Miocene of Eurasia.-Description:The largest species, the aptly named K. gigas, grew to be up at the shoulder, and probably weighed up to in life. The heads of these pigs were unmistakable, with small eyebrow horns, and a large horn...

    • Genus Kolpochoerus
      Kolpochoerus
      Kolpochoerus is an extinct genus of the pig family Suidae related to the modern-day genera Hylochoerus and Potamochoerus. It is believed that most of them inhabited African forests, as opposed to the Bushpig and Red River Hog that inhabit open brush and savannas. There are currently 8 recognized...

    • Genus Nyanzachoerus
    • Genus Notochoerus
  • Family Tayassuidae (Peccaries
    Peccary
    A peccary is a medium-sized mammal of the family Tayassuidae, or New World Pigs. Peccaries are members of the artiodactyl suborder Suina, as are the pig family and possibly the hippopotamus family...

    )
    • Genus Platygonus
      Platygonus
      Platygonus is an extinct genus of herbivorous peccary of the family Tayassuidae, endemic to North America from the Miocene through Pleistocene epochs , existing for approximately ....

    • Genus Mylohyus
      Mylohyus
      Mylohyus is an extinct genus of peccary found in North and Central America. It evolved in the Pliocene and its extinction is probably as recent as 9,000 years ago. It would have been familiar with early humans....

  • Family Oreodontidae (Oreodont
    Oreodont
    Oreodons, sometimes called prehistoric "ruminating hogs," were a family of cud-chewing plant-eater with a short face and tusk-like canine teeth...

    s)
    • Genus Promerycochoerus
    • Genus Merycoidodon
      Merycoidodon
      Merycoidodon is an extinct genus of terrestrial herbivore of the family Merycoidodontidae, subfamily Merycoidodontinae ,...

    • Genus Brachycrus
      Brachycrus
      Brachycrus is an extinct genus of terrestrial herbivore of the family Merycoidodontidae, subfamily Merycochoerinae, endemic to North America during the Middle Miocene to Late Miocene subepochs existing for approximately ....

    • Genus Leptauchenia
      Leptauchenia
      Leptauchenia is an extinct goat-like genus of terrestrial herbivore belonging to the oreodont family Merycoidodontidae, and the type genus of the tribe Leptaucheniini...

    • Genus Sespia
      Sespia
      Sespia is an extinct genus of terrestrial herbivore of the family Merycoidodontidae, subfamily Merycoidodontinae , endemic to North America during the Whitneyan stage of the Oligocene-Late Oligocene epochs existing for approximately .-Taxonomy:Sespia was named by Schultz and Falkenbach as a...

    • Genus Mesoreodon
      Mesoreodon
      Mesoreodon is an extinct genus of terrestrial herbivore of the family Merycoidodontidae, subfamily Merycoidodontinae , endemic to North America during the Whitneyan stage of the Oligocene-Miocene epochs existing for approximately .-Taxonomy:Mesoreodon was named by Scott and its type is Mesoreodon...

    • Genus Miniochoerus
      Miniochoerus
      Miniochoerus is a small extinct genus of oreodont endemic to North America during the Late Eocene which existed for approximately .-Taxonomy:...

    • Genus Eporeodon
      Eporeodon
      Eporeodon is an extinct genus of oreodont belonging to the subfamily Eporeodontidae during the Oligocene epoch existing for approximately ....

  • Family Cainotheriidae
    • Genus Cainotherium
      Cainotherium
      Cainotherium commune is an extinct rabbit-sized herbivore that lived in Europe during the Oligocene. It is believed that the 30 cm long Cainotherium was an even-toed ungulate, usually placed in the suborder Tylopoda, along with modern camelids...

  • Family Raoellidae
    Raoellidae
    Previously grouped with Helohyidae, Raoellidae is now a family in the Suborder Cetancodonta. It is found in Eocene of South and Southeast Asia....

    • Genus Indohyus
      Indohyus
      Indohyus is a genus of extinct artiodactyl known from Eocene fossils in Asia, purported to be approximately 48 million years old. A December 2007 article in Nature by Thewissen et al. used an exceptionally complete skeleton of Indohyus from Kashmir to indicate that raoellids may be the "missing...

  • Family Hippopotamidae
    Hippopotamidae
    Hippopotamuses are the members of the family Hippopotamidae. They are the only extant artiodactyls which walk on four toes on each foot.- Characteristics :...

     (Hippopotamii
    Hippopotamus
    The hippopotamus , or hippo, from the ancient Greek for "river horse" , is a large, mostly herbivorous mammal in sub-Saharan Africa, and one of only two extant species in the family Hippopotamidae After the elephant and rhinoceros, the hippopotamus is the third largest land mammal and the heaviest...

    )
    • Genus Archaeopotamus
      Archaeopotamus
      Archaeopotamus is an extinct genus of Hippopotamidae that lived between 7.5 and 1.8 million years ago in Africa and the Middle East. The genus was described in 2005 to encompass species of hippos that were previously grouped in Hexaprotodon....

    • Genus Hippopotamus
      Hippopotamus
      The hippopotamus , or hippo, from the ancient Greek for "river horse" , is a large, mostly herbivorous mammal in sub-Saharan Africa, and one of only two extant species in the family Hippopotamidae After the elephant and rhinoceros, the hippopotamus is the third largest land mammal and the heaviest...

      • Hippopotamus gorgops
        Hippopotamus gorgops
        Hippopotamus gorgops is an extinct species of hippopotamus. It first appeared in Africa during the late Miocene, and eventually migrated into Europe during the early Pliocene . It became extinct prior to the Ice Age.With a length of and a shoulder height of H...

      • European Hippopotamus
        European Hippopotamus
        Hippopotamus antiquus, sometimes called the European Hippopotamus, was a species of hippopotamus that ranged across Europe, becoming extinct some time before the last ice age at the end of the Pleistocene epoch. H. antiquus ranged from the Iberian Peninsula to the British Isles to the Rhine River...

         (
        Hippopotamus antiquus)
      • Madagascan Hippo (Hippopotamus madagascariensis)
      • Madagascan Dwarf Hippo (Hippopotamus lemerlei)
      • Cretan Dwarf Hippopotamus
        Cretan Dwarf Hippopotamus
        Hippopotamus creutzburgi is an extinct species of hippopotamus which lived on the island of Crete. Hippopopotamus colonized Crete probably 800,000 years ago and lived there during the Middle Pleistocene....

         (
        Hippopotamus creutzburgi)
      • Maltese Hippopotamus
        Maltese Hippopotamus
        Hippopotamus melitensis is an extinct hippopotamus. It arrived after the Messinian salinity crisis and lived during the Pleistocene on Malta. The absence of predators led to the dwarfing of the hippos...

         (
        Hippopotamus melitensis)
      • Sicilian Hippopotamus
        Sicilian Hippopotamus
        Hippopotamus pentlandi is an extinct hippopotamus. It arrived after the Messinian salinity crisis and lived during the Pleistocene on Sicily...

         (
        Hippopotamus pentlandi)
    • Genus Hexaprotodon
      Hexaprotodon
      Hexaprotodon is a genus of Hippopotamidae that is sometimes applied to the pygmy hippopotamus. Pygmy hippos may be classified as either Choeropsis liberiensis or Hexaprotodon liberiensis...

      • Hexaprotodon harvardi
      • Madagascan Pygmy Hippo (Hexaprotodon madagascariensis)
    • Genus Phanourios
      Phanourios
      Phanourios can refer to:*Phanourios , an Eastern Orthodox saint*Cyprus Dwarf Hippopotamus...

      • Cyprus Dwarf Hippopotamus
        Cyprus Dwarf Hippopotamus
        The Cyprus Dwarf Hippopotamus or Cypriot Pygmy Hippopotamus is an extinct species of hippopotamus that inhabited the island of Cyprus until the early Holocene....

         (Phanourios minutus)
    • Genus Kenyapotamus
      Kenyapotamus
      Kenyapotamus is a possible ancestor of living hippopotamids that lived in Africa roughly 16 million to 8 million years ago during the Miocene epoch...

  • Family Anthracotheriidae
    Anthracotheriidae
    Anthracotheriidae is a family of extinct, hippopotamus-like artiodactyl ungulates related to hippopotamuses and whales. The oldest genus, Elomeryx, first appeared during the Middle Eocene in Asia...

    • Genus Elomeryx
      Elomeryx
      Elomeryx is an extinct genus of artiodactyl ungulate, and is among the earliest known anthracotheres. The genus was extremely widespread, first being found in Asia in the middle Eocene, in Europe during the latest Eocene, and having spread to North America by the early Oligocene.Elomeryx was about...

    • Genus Bothriogenys
      Bothriogenys
      Bothriogenys was a genus of anthracotheres that lived in Eastern Africa during the early Oligocene. Most fossils have been found in Fayum, Egypt.In life, they would have resembled hippopotamuses with small, elongated heads....

    • Genus Bothriodon
      Bothriodon
      Bothriodon is an extinct genus of anthracotheriid artiodactyl from the late Eocene of Asia, Europe, and North America.-Sources:* The Beginning of the Age of Mammals by Kenneth D. Rose...

    • Genus Anthracotherium
      Anthracotherium
      Anthracotherium was a genus of extinct artiodactyl ungulate mammals, characterized by having 44 teeth, with five semi-crescentic cusps on the crowns of the upper molars. The genus ranged throughout the Oligocene period, having a distribution throughout Europe, Asia, and North America...

    • Genus Libycosaurus
      Libycosaurus
      Libycosaurus was one of the last anthracothere genera. It lived from the Middle to the Late Miocene, and ranged throughout Central and Northern Africa, and in Uganda, in what was then a lush, marshy environment....

    • Genus Merycopotamus
      Merycopotamus
      Merycopotamus is an extinct genus of Asian anthracothere that appeared during the Middle Miocene, and died out in the Late Pliocene. At the height of the genus' influence, species ranged throughout southern Asia. With the extinction of the last species, M. dissimilis, the lineage of...


Suborder Tylopoda

  • Family Camelidae (Camel
    Camel
    A camel is an even-toed ungulate within the genus Camelus, bearing distinctive fatty deposits known as humps on its back. There are two species of camels: the dromedary or Arabian camel has a single hump, and the bactrian has two humps. Dromedaries are native to the dry desert areas of West Asia,...

    s)
    • Genus Aepycamelus
      Aepycamelus
      Aepycamelus is an extinct genus of camelid, formerly called Alticamelus which lived during the Miocene 20.6-4.9 Ma existing for approximately ....

      (Miocene
      Miocene
      The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

      )
    • Genus Camelops
      Camelops
      Camelops is an extinct genus of camels that once roamed western North America, where it disappeared at the end of the Pleistocene about 10,000 years ago. Its name is derived from the Greek κάμελος + , thus "camel-face."-Background:...

      (Pliocene
      Pliocene
      The Pliocene Epoch is the period in the geologic timescale that extends from 5.332 million to 2.588 million years before present. It is the second and youngest epoch of the Neogene Period in the Cenozoic Era. The Pliocene follows the Miocene Epoch and is followed by the Pleistocene Epoch...

       – Pleistocene
      Pleistocene
      The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

      )
    • Genus Camelus
      • Camelus gigas
      • Camelus hesternus
      • Camelus sivalensis
    • Genus Oxydactylus
      Oxydactylus
      Oxydactylus, is an extinct terrestrial herbivorous genus of the tribe Camelini, family Camelidae, endemic to North America Oligocene through the Middle Miocene and in existence for approximately ....

    • Genus Poebrotherium
      Poebrotherium
      Poebrotherium is an extinct genus of terrestrial herbivore the family Camelidae, endemic to North America from the Eocene through Oligocene 38—30.8 mya, existing for approximately .-Discovery and history:...

    • Genus Procamelus
      Procamelus
      Procamelus is an extinct genus of terrestrial herbivore the family Camelidae, endemic to North America from the Oligocene through Miocene 20.6—4.9 mya, existing for approximately .-Taxonomy:Priscocamelus was named by Leidy . It is not extant...

      (Miocene
      Miocene
      The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

      )
    • Genus Stenomylus
      Stenomylus
      Stenomylus is an extinct genus of miniature camelid native to North America. Its name is derived from the Greek στείνος, "narrow" and μύλος, "molar."...

    • Genus Titanotylopus
      Titanotylopus
      Titanotylopus is an extinct genus of terrestrial herbivore the family Camelidae, endemic to North America from the Miocene through Pleistocene 10.3 mya—300,000 years ago, existing for approximately ....

      (Miocene
      Miocene
      The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

       – Pleistocene
      Pleistocene
      The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

      )
  • Family Oromerycidae
    Oromerycidae
    Oromerycidae is a small extinct family of artiodactyls closely related to living camels, known from the middle to late Eocene of western North America....

    • Genus Protylopus
      Protylopus
      Protylopus is an extinct genus of camel, lived during middle to late Eocene some 45-40 million years ago in North America.The oldest camel known, it was also the smallest, reaching a length of , and probably weighing around . Based on its teeth, it probably fed on the soft leaves of forest plants...



to be sorted
  • Syrian Camel
    Syrian Camel
    The Syrian Camel is an extinct species of camel from Syria. Found to have existed around 100,000 years ago, the camel was up to 3 metres tall at the shoulder, and 4 metres tall overall. The first of the fossils were discovered late in 2005, and several more were discovered about a year later....


Suborder Ruminantia
  • Family Protoceratidae
    Protoceratidae
    Protoceratidae is an extinct family of herbivorous North American artiodactyls that lived during the Eocene through Pliocene at around 46.2—4.9 Ma., existing for approximately .-Taxonomy:...

    • Genus Protoceras
      Protoceras
      Protoceras is an extinct genus of Artiodactyla, of the family Protoceratidae, endemic to North America from the Oligocene through Miocene 33.9—20.6 Ma, existing for approximately .-Taxonomy:...

    • Genus Syndyoceras
      Syndyoceras
      Syndyoceras is a small extinct genus of Artiodactyla, of the family Protoceratidae, endemic to central North America from the Eocene epoch 24.8—20.6 Ma, existing for approximately .-Taxonomy:...

    • Genus Synthetoceras
      Synthetoceras
      Synthetoceras is a large extinct genus of Artiodactyla, of the family Protoceratidae, endemic to North America from the Miocene epoch, 13.6—5.33 Ma, existing for approximately .-Taxonomy:...

    • Genus Kyptoceras
      Kyptoceras
      Kyptoceras is a small extinct genus of Artiodactyla, of the family Protoceratidae, endemic to southeastern North America from the Miocene to Early Pliocene epoch 23.03—3.6 Ma, existing for approximately .-Taxonomy:...

    • Genus Pseudoprotoceras
      Pseudoprotoceras
      Pseudoprotoceras is an extinct genus of Artiodactyla, of the family Protoceratidae, endemic to central North America from the Eocene epoch 42—39.9 Ma, existing for approximately .-Taxonomy:...

  • Family Climacoceratidae
    Climacoceratidae
    Climacoceratidae is a family of superficially deer-like artiodactyl ungulates that were restricted to the Miocene of Africa. They are close to the ancestry of giraffes, with some genera, such as Prolibytherium, having originally identified as being giraffes.The climacoceratids, namely, of what is...

    • Genus Climacoceras
      Climacoceras
      Climacoceras was a genus of early Miocene artiodactyl ungulates of Africa and Europe. The members of Climacoceras were related to giraffes, as the genus was once placed within Giraffidae. Fossils of the two best known species of Climacoceras, C. africanus and C. gentryi have been both found in...

    • Genus Prolibytherium
      Prolibytherium
      Prolibytherium is an extinct artiodactyl ungulate native to Early Miocene North Africa.The 1.80 m long creature was related to the modern giraffe and okapi. Unlike these, however, Prolibytherium had a set of large, leaf-shaped ossicones with a width of 35 cm...

      • Prolibytherium magnieri (Miocene
        Miocene
        The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

        )
    • Genus Orangemeryx
  • Family Tragulidae (Chevrotain
    Chevrotain
    Chevrotains, also known as mouse deer, are small ungulates that make up the family Tragulidae, the only members of the infraorder Tragulina. There are 10 living species in three genera, but there are also several species only known from fossils...

    s)
    • Genus Dorcatherium
    • Genus Dorcabune
    • Genus Siamotragulus
    • Genus Yunnanotherium
  • Family Giraffidae
    Giraffidae
    The giraffids are ruminant artiodactyl mammals that share a common ancestor with deer and bovids. The biological family Giraffidae, once a diverse group spread throughout Eurasia and Africa, contains only two living members, the giraffe and the okapi. Both are confined to sub-saharan Africa: the...

     (Giraffe
    Giraffe
    The giraffe is an African even-toed ungulate mammal, the tallest of all extant land-living animal species, and the largest ruminant...

    s)
    • Genus Eumeryx (Oligocene
      Oligocene
      The Oligocene is a geologic epoch of the Paleogene Period and extends from about 34 million to 23 million years before the present . As with other older geologic periods, the rock beds that define the period are well identified but the exact dates of the start and end of the period are slightly...

      )
    • Genus Palaeotragus
      Palaeotragus
      Palaeotragus was a genus of very large, primitive okapi from the Miocene of Africa, Asia, and Europe.Palaeotragus primaevus is the older species, being found in early to mid-Miocene strata, while Palaeotragus germaini is found in Late Miocene strata.P. primaevus is distinguished from P. germaini...

      • Palaeotragus primaevus (Miocene
        Miocene
        The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

        )
      • Palaeotragus germaini (Miocene
        Miocene
        The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

        )
    • Genus Amotherium
      • Amotherium africanum (Miocene
        Miocene
        The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

        )
    • Genus Samotherium
      Samotherium
      Samotherium is an extinct genus of giraffe from the Miocene and Pliocene of Eurasia and Africa. Samotherium had two ossicones on its head, and long legs. The ossicones usually pointed upward, and were curved backwards, with males having larger, more curved ossicones, though, in the Chinese...

      (Miocene
      Miocene
      The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

      Pliocene
      Pliocene
      The Pliocene Epoch is the period in the geologic timescale that extends from 5.332 million to 2.588 million years before present. It is the second and youngest epoch of the Neogene Period in the Cenozoic Era. The Pliocene follows the Miocene Epoch and is followed by the Pleistocene Epoch...

      )
      • Samotherium boissieri (Pliocene
        Pliocene
        The Pliocene Epoch is the period in the geologic timescale that extends from 5.332 million to 2.588 million years before present. It is the second and youngest epoch of the Neogene Period in the Cenozoic Era. The Pliocene follows the Miocene Epoch and is followed by the Pleistocene Epoch...

        )
    • Genus Sivatherium
      Sivatherium
      Sivatherium ' is an extinct genus of giraffid that ranged throughout Africa to Southern Asia . The African species, S...

      • Sivatherium giganteum (Pleistocene
        Pleistocene
        The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

        )
      • Sivatherium maurusium (Pleistocene
        Pleistocene
        The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

        )
    • Genus Bohlinia
      Bohlinia
      Bohlinia is an extinct genus of the artiodactyl family Giraffidae. It was first named by the paleontologist Dr. W. Matthew in 1929, and contains two species, B. adoumi and B. attica. The species B. attica has been reclassified several times since its description being first named Camelopardalis...

      (Miocene
      Miocene
      The Miocene is a geological epoch of the Neogene Period and extends from about . The Miocene was named by Sir Charles Lyell. Its name comes from the Greek words and and means "less recent" because it has 18% fewer modern sea invertebrates than the Pliocene. The Miocene follows the Oligocene...

      )
      • Bohlinia attica (synonym: Giraffa attica)
    • Genus Bramatherium
      Bramatherium
      Bramatherium is an extinct genus of giraffe that ranged from India to Turkey in Asia. It is closely related to the larger Sivatherium.-Etymology:...

    • Genus Giraffokeryx
      Giraffokeryx
      Giraffokeryx was a primitive giraffid that lived in the Miocene age around 27 million years ago in Asia, Europe, and Africa. It had two pairs of elongated ossicones, one pair above its eyes, and the other pair upon the snout. Although it bore a very superficial resemblance to the modern Okapi, it...

    • Genus Helladotherium
      Helladotherium
      Helladotherium is an extinct genus of Sivatherine Giraffid from Europe, Africa, and Asia during the Miocene. The most complete skeleton is that of a female, based on a comparison with an intact female Sivatherium giganteum skull.- Sources :...

    • Genus Honanotherium
      Honanotherium
      Honanotherium schlosseri was a giraffid ancestral to the modern giraffe from the late Miocene of Hunan Province, China. It would have resembled a modern giraffe, but, somewhat shorter.-Etymology:...

    • Genus Libytherium
    • Genus Mitilanotherium
      Mitilanotherium
      Mitilanotherium is an extinct genus of giraffe from the Pliocene and Pleistocene of Europe.It was a medium-sized giraffid, resembling the modern okapi, with two long ossicones directly above its eyes, and relatively long and slender limbs. Fossils have been found in Greece, Romania, Ukraine, and...

    • Genus Shansitherium
      Shansitherium
      Shansitherium is an extinct genus of superficially moose- or antelope-like giraffe from the late Miocene epoch of Shanxi Province, China. They were closely related to the genus Samotherium....

    • Genus Okapia (Okapi
      Okapi
      The okapi , Okapia johnstoni, is a giraffid artiodactyl mammal native to the Ituri Rainforest, located in the northeast of the Democratic Republic of the Congo, in Central Africa...

      s)
      • Okapia stillei (Pleistocene
        Pleistocene
        The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

        )
    • Genus Giraffa
      Giraffa
      Giraffa is a genus of mammals in the Giraffidae family. The genus consists of seven species including the giraffe, Giraffa camelopardalis, the only extant species.- Species :There are six species in the genus Giraffa....

      (Giraffe
      Giraffe
      The giraffe is an African even-toed ungulate mammal, the tallest of all extant land-living animal species, and the largest ruminant...

      s)
      • Giraffa punjabiensis (Pliocene
        Pliocene
        The Pliocene Epoch is the period in the geologic timescale that extends from 5.332 million to 2.588 million years before present. It is the second and youngest epoch of the Neogene Period in the Cenozoic Era. The Pliocene follows the Miocene Epoch and is followed by the Pleistocene Epoch...

        )
      • Giraffa priscilla (Pliocene
        Pliocene
        The Pliocene Epoch is the period in the geologic timescale that extends from 5.332 million to 2.588 million years before present. It is the second and youngest epoch of the Neogene Period in the Cenozoic Era. The Pliocene follows the Miocene Epoch and is followed by the Pleistocene Epoch...

        )
      • Giraffa jumae
        Giraffa jumae
        Giraffa jumae is an extinct species of even-toed mammal in the Giraffidae family. The species ranged from Malawi to Chad with a possible occurrence of the species or a closely related species found in Turkey. The type specimen was discovered during trenching excavations on the upper member of the...

        (Pleistocene
        Pleistocene
        The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

        )
      • Giraffa gracilis (Pleistocene
        Pleistocene
        The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

        )
      • Giraffa sivalensis (Pleistocene
        Pleistocene
        The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

        )
  • Family Leptomericidae
    • Genus Leptomeryx
      Leptomeryx
      Leptomeryx is an extinct genus of ruminant of the family Leptomerycidae, endemic to North America during the Eocene through Oligocene 38—24.8 Mya, existing for approximately .-Taxonomy:...

  • Family Archaeomerycidae
    • Genus Archaeomeryx
      Archaeomeryx
      Archaeomeryx is an extinct genus of ruminant that lived early in the Eocene. It is believed to be close to the ancestry of modern day deers from had fully functioning sharp front teeth. It was also very small in size, comparable to a modern day mouse. It was also very rabbit-like and had several...

  • Family Palaeomerycidae
    Palaeomerycidae
    Palaeomerycidae is an extinct family of ruminants , probably ancestral to deer and musk deer...

    • Genus Ampelomeryx
      Ampelomeryx
      Ampelomeryx is an extinct genus of herbivorous even-toed ungulate mammal belonging to the family PalaeomerycidaeAmpelomeryx was named by Duranthon et al. . It was assigned to Palaeomerycinae by Prothero and Liter . It had frontal and occipital appendages. It was similar to Tauromeryx and...

    • Genus Cranioceras
      Cranioceras
      Cranioceras is an extinct genus of artiodactyl from the Miocene to the Pliocene in the United States.-Sources:* After the Dinosaurs: The Age of Mammals by Donald R...

    • Genus Pediomeryx
      Pediomeryx
      Pediomeryx is an extinct genus of Artiodactyla, of the family Palaeomerycidae, endemic to North America from the early Miocene epoch 10.3—4.9 Ma, existing for approximately .-Taxonomy:Pediomeryx was named by Stirton...

    • Genus Triceromeryx
      Triceromeryx
      Triceromeryx is an extinct genus of Artiodactyla, of the family Palaeomerycidae, endemic to Europe from the early Miocene epoch, 22.4—20.0 Ma, existing for approximately .It was similar to Ampelomeryx, a herbivore.-Taxonomy:...

  • Family Hoplitomerycidae
    • Genus Hoplitomeryx
      Hoplitomeryx
      The extinct five-horned prongdeer Hoplitomeryx matthei with its sabrelike upper canines lived on the former Gargano Island during the Miocene and the Early Pliocene, now a peninsula on the east coast of South Italy....

  • Family Moschidae (Musk deer
    Musk deer
    Musk deer are artiodactyls of the genus Moschus, the only genus of family Moschidae. They are more primitive than the cervids, or true deer, in not having antlers or facial glands, in having only a single pair of teats, and in possessing a gall bladder, a caudal gland, a pair of tusk-like teeth...

    s)
    • Genus Blastomeryx
      Blastomeryx
      Blastomeryx is an extinct genus of musk deer of the family Moschidae, subfamily Blastomerycinae, endemic to North America during the Oligocene-Miocene epochs , existing for approximately .-Morphology:...

    • Genus Longirostromeryx
      Longirostromeryx
      Longirostromeryx is an extinct genus of saber-toothed deer.-Notes:Longirostromeryx, or the saber toothed deer, lived during the Miocene epoch in what is now central North America. There are 3, perhaps 4, recognised species: Longirostromeryx blicki, L. clarendoniensis, L. novomexicanus, and L....

  • Family Cervidae (Deer
    Deer
    Deer are the ruminant mammals forming the family Cervidae. Species in the Cervidae family include white-tailed deer, elk, moose, red deer, reindeer, fallow deer, roe deer and chital. Male deer of all species and female reindeer grow and shed new antlers each year...

    )
    • Subfamily Muntiacinae (Muntjacs)
      • Genus Dicrocerus
        Dicrocerus
        Dicrocerus elegans is an extinct species of deer found in France, Europe . Dicrocerus probably came from Asia, from the region where true deer is believed to have originated and evolved. It inhabited forests in the temperate belt and in Europe it was typical of the Miocene...

      • Genus Heteroprox
        Heteroprox
        Heteroprox is an extinct genus of cervid from the Miocene of Europe.- Sources :* Mammoths, Sabertooths, and Hominids by Jordi Agusti and Mauricio Anton...

    • Subfamily Cervinae
      Cervinae
      Cervinae or the Old World deer , is a subfamily of deer. Alternatively, they're known as the Plesiometacarpal deer, due to their ankle structure being different from the Telemetecarpal deer of Capreolinae-Classification and Species:The list is based on the studies of Randi, Mucci, Claro-Hergueta,...

      • Genus Candiacervus
        Candiacervus
        Candiacervus was a genus of deer native to Pleistocene Crete. Their most notable feature, besides their peculiar, spatula-shaped antlers, was their small stature: the smallest species, C. ropalophorus, stood about 40 cm at the shoulders when fully grown, as can be inferred from a mounted...

        • Candiacervus ropalophorus
        • Candiacervus major
        • Candiacervus pygadiensìs
        • Candiacervus cretensis
      • Genus Megaloceros
        Megaloceros
        The deer of the genus Megaloceros - ; see also Lister - were found throughout Eurasia from the late Pliocene to the Late Pleistocene, and were important herbivores during the Ice Ages. The largest species, M...

        • Irish Elk
          Irish Elk
          The Irish Elk or Giant Deer , was a species of Megaloceros and one of the largest deer that ever lived. Its range extended across Eurasia, from Ireland to east of Lake Baikal, during the Late Pleistocene. The latest known remains of the species have been carbon dated to about 7,700 years ago...

           (
          Megaloceros giganteus) (d. ~5700 BC
          6th millennium BC
          During the 6th millennium BC, agriculture spread from the Balkans to Italy and Eastern Europe, and also from Mesopotamia to Egypt. World population was essentially stable at approximately 5 million, though some speculate up to 7 million.-Events:...

          )
      • Genus Eucladoceros
        Eucladoceros
        Eucladoceros or bush-antlered deer is an extinct genus of deer whose fossils have been discovered in Europe, the Middle East and Central Asia.-Description:...

      • Genus Sinomegaceros
    • Subfamily Capreolinae
      Capreolinae
      Capreolinae, also known as Odocoileinae or the New World deer , is a subfamily of deer...

      • Genus Navahoceros
        • American Mountain Deer
          American Mountain Deer
          The American Mountain Deer or Mountain Deer has been declared a nomen nudum, or an invalid construct .It has been show to correspond to Odocoileus lucasi....

           
          Navahoceros fricki
      • Genus Libralces
        Libralces
        Libralces was a genus of Eurasian deer that lived during the Pliocene period. The genus' main claim to fame are their 2+ meter wide antlers, comparable in size with those of Megaloceros...

      • Genus Odocoileus
        Odocoileus
        Odocoileus is a genus of medium-sized deer containing two species native to the Americas. The name is sometimes spelt odocoeleus; it is from a contraction of the roots odonto- and coelus meaning "hollow-tooth".-Species:...

        • Odocoileus lucasi
          Odocoileus lucasi
          Morejohn and Dailey published the analysis of the osteological anatomy and morphology of a practically complete skeleton of a Pleistocene adult male, Odocoileus lucasi along with other collections labeled as O. lucasi...

      • Genus Cervalces
        • Stag-moose
          Stag-moose
          The stag-moose or stag moose was a large, moose-like deer of North America of the Pleistocene epoch. It was slightly larger than the moose, with an elk-like head, long legs, and complex, palmate antlers...

           
          Cervalces scotti
  • Family Antilocapridae (Pronghorn
    Pronghorn
    The pronghorn is a species of artiodactyl mammal endemic to interior western and central North America. Though not an antelope, it is often known colloquially in North America as the prong buck, pronghorn antelope, or simply antelope, as it closely resembles the true antelopes of the Old World and...

    s)
    • Genus Capromeryx
      • Capromeryx minor
        Capromeryx minor
        Capromeryx minor is a very small, extinct species of pronghorn-like antilocaprid ungulate discovered in the La Brea Tar Pits of California and elsewhere. It has been found at least as far east as the coast of Texas. It stood about 60 centimetres tall at the shoulders and weighed about 10...

    • Genus Hayoceros
      Hayoceros
      Hayoceros is an extinct genus of the family Antilocapridae, endemic to North America during the Early Pleistocene epoch , existing for approximately .-Taxonomy:...

    • Genus Ilingoceros
      Ilingoceros
      Ilingoceros is an extinct genus of pronghorn from the Miocene of North America.At in body length, the animal would have been slightly bigger than the modern pronghorn. It had straight, spiraled horns, which ended in forked tips....

    • Genus Cosoryx
    • Genus Meryceros
    • Genus Merycodus
      Merycodus
      Merycodus is an extinct genus of Antilocapridae....

    • Genus Paracosoryx
    • Genus Ramoceros
      Ramoceros
      Ramoceros is an extinct genus of artiodactyl.-References:*Vertebrate Palaeontology by Michael J. Benton*The Evolution of Artiodactyls by Donald R. Prothero and Scott E. Foss...

    • Genus Submeryceros
    • Genus Proantilocapra
      Proantilocapra
      Proantilocapra is an extinct genus of Antilocapridae....

    • Genus Osbornoceros
      Osbornoceros
      Osbornoceros is a prehistoric antilocaprid genus belonging to the family Antilocapridae, all of whose species are extinct except for the pronghorn. Osbornoceros osborni is the only known species of the Osbornoceros genus. Osbornoceros lived during the Late Miocene around 7-6 million years ago in...

    • Genus Ottoceros
    • Genus Plioceros
    • Genus Sphenophalos
    • Genus Ceratomeryx
    • Genus Hexameryx
      Hexameryx
      Hexameryx is an extinct genus of the family Antilocapridae, endemic to North America during the Pliocene epoch , existing for approximately .Hexameryx was a six horned animal-Taxonomy:...

    • Genus Hexobelomeryx
    • Genus Stockoceros
    • Genus Tetrameryx
    • Genus Texoceros
    • Genus Antilocapra
      • Antilocapra maquinensis
  • Family Bovidae (Bovid
    Bovid
    A bovid is any of almost 140 species of cloven-hoofed ruminant mammal at least the males of which bear characteristic unbranching horns covered in a permanent sheath of keratin....

    s)
    • Subfamily Bovinae
      Bovinae
      The biological subfamily Bovinae includes a diverse group of 10 genera of medium to large sized ungulates, including domestic cattle, the bison, African buffalo, the water buffalo, the yak, and the four-horned and spiral-horned antelopes...

      • Genus Bos
        Bos
        Bos is the genus of wild and domestic cattle. Bos can be divided into four subgenera: Bos, Bibos, Novibos, and Poephagus, but these divisions are controversial. The genus has five extant species...

        • Bos acutifrons
          Bos acutifrons
          Bos acutifrons is the most ancient representative of the genus Bos. Bos acutifrons lived till in the middle of the Pleistocene still in India. It is widely accepted that from this species all later species arose. Between 1.5 and 2 million years ago the aurochs descended probably from this...

        • Bos planifrons
          Bos planifrons
          Bos planifrons was a bovine species from the Siwaliks of India and Pakistan. It may have been the ancestor of the Indian Aurochs Bos primigenius namadicus. Its type is a skull.-References:...

        • Aurochs
          Aurochs
          The aurochs , the ancestor of domestic cattle, were a type of large wild cattle which inhabited Europe, Asia and North Africa, but is now extinct; it survived in Europe until 1627....

           (Bos primigenius) (d. 1627)
      • Genus Bison
        Bison
        Members of the genus Bison are large, even-toed ungulates within the subfamily Bovinae. Two extant and four extinct species are recognized...

        • Ancient Bison (Bison antiquus
          Bison antiquus
          Bison antiquus, sometimes called the ancient bison, was the most common large herbivore of the North American continent for over ten thousand years, and is a direct ancestor of the living American bison....

          )
        • Steppe Wisent
          Steppe Wisent
          The Steppe Bison or steppe wisent was a bison found on steppes throughout Europe, Central Asia, Beringia, and North America during the Quaternary...

           (Bison priscus) (d. Late Pleistocene
          Late Pleistocene
          The Late Pleistocene is a stage of the Pleistocene Epoch. The beginning of the stage is defined by the base of the Eemian interglacial phase before the final glacial episode of the Pleistocene 126,000 ± 5,000 years ago. The end of the stage is defined exactly at 10,000 Carbon-14 years BP...

          )
        • Giant Bison (Bison latifrons
          Bison latifrons
          Bison latifrons is an extinct species of bison that lived in North America during the Pleistocene. Also known as the giant bison, it reached a shoulder height of 2.5 metres , and had horns that spanned over 2 metres...

          )
        • Bison occidentalis
          Bison occidentalis
          Bison occidentalis is an extinct species of bison that lived in North America during the Pleistocene. It probably evolved from Bison priscus. B. occidentalis was smaller and smaller horned than the steppe bison. Unlike any bison before it, its horns pointed upward, parallel to the plane of its face...

      • Genus Bubalus
        Bubalus
        Bubalus is a genus of bovines, whose English name is buffalo. Species that belong to this genus are:* Subgenus Bubalus** Water Buffalo, Bubalus bubalis*** Carabao, Bubalus bubalis carabanesis...

        • Bubalus cebuensis
          Bubalus cebuensis
          The Cebu tamaraw is a fossil dwarf buffalo discovered in the Philippines, and first described in 2006.-Anatomy and morphology:...

      • Genus Pelorovis
        Pelorovis
        Pelorovis is an extinct genus of African wild cattle, which first appeared in the Pliocene, 2.5 million years ago., and became extinct at the end of the Late Pleistocene about 12.000 years ago or even during the Holocene, some 4,000 years ago...

      • Genus Eotragus
        Eotragus
        Eotragus is an early bovid from Europe, Africa, and Asia during the Miocene some 20-18 million years ago. It is related to the modern Nilgai and Four-horned Antelope. It was small and probably lived in woodland environments.-External links:**...

      • Genus Kipsigicerus
        Kipsigicerus
        Kipsigicerus is an extinct genus of East African antelope from the Middle Miocene. Its closest living relative is the four-horned-antelope....

      • Genus Leptobos
        Leptobos
        Leptobos is a genus of large Pleistocene bovid found in Europe and Asia.-External links:*http://www.helsinki.fi/~mhaaramo/metazoa/deuterostoma/chordata/synapsida/eutheria/artiodactyla/bovioidea/boselaphini.html*http://paleodb.org/cgi-bin/bridge.pl...

    • Subfamily Alcelaphinae
      Alcelaphinae
      The subfamily Alcelaphinae contains Wildebeest, Hartebeest, Bonteboks and several similar species. All in all it contains 10 species in 4 genera, although Beatragus is sometimes considered a subgenus of Damaliscus, and Sigmoceros for the Lichtenstein's Hartebeest.* Family Bovidae** Subfamily...

      • Genus Megalotragus
        Megalotragus
        Megalotragus is a genus of very large extinct African alcelaphines from the Pliocene and Pleistocene. It resembled modern hartebeests, but differed in larger body size, it includes the largest bovids in the tribe Alcelaphini, reaching a shoulder height of 1,4 m. Megalotragus disappeared at the end...

      • Genus Parmularius
        Parmularius
        Parmularius is a genus of large extinct African alcelaphines from the Pliocene and Pleistocene. It is a close relative of topi and hartebeest. One species is noticeable by its long, weakly curved horns....

    • Subfamily Antilopinae
      Antilopinae
      Antilopinae is a subfamily of Bovidae. The gazelles, blackbucks, springboks, gerenuks, dibatags and Central Asian gazelles are often referred to as "True Antelopes" and are usually the sole representatives of the Antilopinae...

      • Genus Gazella
        • Gazella psolea
          Gazella psolea
          Gazella psolea is an unusual prehistoric species of gazelle that lived in Africa and Arabia; it is only known from fossils. It makes up the subgenus Deprezia due to its unique skull morphology: it had a long premolar row, and its nasal area is peculiar, with short nasal bones and a very large nasal...

        • Gazella borbonica
        • Gazella deperdita
        • Gazella gaudryi
        • Gazella triquetrucornis
    • Subfamily Caprinae
      • Genus Myotragus
        • Cave goat Myotragus balearicus
          Myotragus balearicus
          Myotragus balearicus , also known as the Balearic Islands Cave Goat, a species of the subfamily Caprinae which lived on the islands of Majorca and Minorca until its extinction around 5,000 years ago...

      • Genus Bootherium
        • Harlan's muskox Bootherium bombifrons
      • Genus Euceratherium
        • Shrub-ox
          Shrub-ox
          The shrub-ox is an extinct genus and species of Bovidae native to North America. It is a close relative of the musk-ox....

           Euceratherium collinum
      • Genus Oioceros
        Oioceros
        Oioceros is an extinct genus of sheep from the late Miocene. Its fossils have been found in Greece, China,, Iran, and Africa. It was first discovered by Wagner in 1857, and contains nine species, O. rothii, O. atropatenes, O. jiulongkouensis, O. noverca, O. robustus, O. stenocephalus, O....


External links

  • Mammals at Mikko's Phylogeny Archive
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