List of Colorado reptiles - AbsoluteAstronomy.com

List of Colorado reptiles lists the wild lizard

Lizard

Lizards are a widespread group of squamate reptiles, with nearly 3800 species, ranging across all continents except Antarctica as well as most oceanic island chains...

s, snake

Snake

Snakes are elongate, legless, carnivorous reptiles of the suborder Serpentes that can be distinguished from legless lizards by their lack of eyelids and external ears. Like all squamates, snakes are ectothermic, amniote vertebrates covered in overlapping scales...

s, and turtle

Turtle

Turtles are reptiles of the order Testudines , characterised by a special bony or cartilaginous shell developed from their ribs that acts as a shield...

s found in the U.S. state of Colorado

Colorado

Colorado is a U.S. state that encompasses much of the Rocky Mountains as well as the northeastern portion of the Colorado Plateau and the western edge of the Great Plains...

Lizards

Family	Species	Common Name
Crotaphytidae Crotaphytidae The family Crotaphytidae, or collared lizards, are desert-dwelling reptiles native to the southwest USA and northern Mexico. They are very fast-moving animals, with long limbs and tails, and are carnivorous, feeding mainly on insects....	Crotaphytus collaris	Collared lizard
Crotaphytidae Crotaphytidae The family Crotaphytidae, or collared lizards, are desert-dwelling reptiles native to the southwest USA and northern Mexico. They are very fast-moving animals, with long limbs and tails, and are carnivorous, feeding mainly on insects....	Gambelia wislizenii	Longnose leopard lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Holbrookia maculata Holbrookia maculata The lesser earless lizard is a species of phrynosomid lizard endemic to the southwestern and central United States and northern Mexico.-Geographic range:...	Lesser earless lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Phrynosoma cornutum	Texas horned lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Phrynosoma hernandesi	Short-horned lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Phrynosoma modestum	Round-tail horned lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Sceloporus graciosus	Sagebrush lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Sceloporus magister Sceloporus magister Sceloporus magister, also known as the desert spiny lizard, is a reptile of the family Phrynosomatidae, which is native to the Chihuahuan Desert and the Sonoran Desert.-Geographic range:...	Desert spiny lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Sceloporus undulatus	Prairie lizard / Plateau lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Urosaurus ornatus Urosaurus ornatus The Tree lizard or Ornate Tree Lizard is a species of lizard that is native to the southwestern United States and northern Mexico. The species has been used to research the physiological changes in the body during the fight-or-flight response as related to stress and aggressive competition...	Tree lizard
Phrynosomatidae Phrynosomatidae Phrynosomatidae is a diverse family of lizards, found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny lizards prefer rocky deserts or even relatively moist forest edges, and the short-horned lizard lives in prairie...	Uta stansburiana	Side-bloched lizard
Scincidae	Eumeces gaigeae	Variable skink
Scincidae	Eumeces multivirgatus	Many-lined skink
Scincidae	Eumeces obsoletus	Great Plains skink
Teiidae Teiidae Teiidae is a family of lizards native to the Americas, generally known as whiptails. The group includes the parthenogenic genera Cnemidophorus and Aspidoscelis, and the non-parthenogenic Tupinambis. It has over 230 member species in ten genera...	Cnemidophorus neotesselatus Cnemidophorus Cnemidophorus is a genus of lizards which belong to the family of Teiidae, which are commonly referred to as whiptail lizards or racerunners. Note that the nomenclature for this genus has recently been re-examined by T. W. Reeder et al. in 2002... *	Triploid Colorado checkered whiptail
Teiidae Teiidae Teiidae is a family of lizards native to the Americas, generally known as whiptails. The group includes the parthenogenic genera Cnemidophorus and Aspidoscelis, and the non-parthenogenic Tupinambis. It has over 230 member species in ten genera...	Cnemidophorus sexlineatus Cnemidophorus sexlineatus The Six-lined Racerunner is a species of lizard found in the United States, from Wyoming across the Great Plains east to Rhode Island, south to Florida and west to southern Texas, and in northern Mexico, in Tamaulipas....	Six-lined racerunner
Teiidae Teiidae Teiidae is a family of lizards native to the Americas, generally known as whiptails. The group includes the parthenogenic genera Cnemidophorus and Aspidoscelis, and the non-parthenogenic Tupinambis. It has over 230 member species in ten genera...	Cnemidophorus tesselatus Cnemidophorus tesselatus The Checkered Whiptail is a species of lizard found in the southwestern United States in Colorado, Texas and New Mexico, and in northern Mexico in Chihuahua and Coahuila...	Diploid Colorado checkered whiptail
Teiidae Teiidae Teiidae is a family of lizards native to the Americas, generally known as whiptails. The group includes the parthenogenic genera Cnemidophorus and Aspidoscelis, and the non-parthenogenic Tupinambis. It has over 230 member species in ten genera...	Cnemidophorus tigris Cnemidophorus tigris The western whiptail is a small lizard that ranges throughout most of the southwestern United States. Most of its populations appear stable, and is not listed as endangered in any of the states comprising its range...	Western whiptail
Teiidae Teiidae Teiidae is a family of lizards native to the Americas, generally known as whiptails. The group includes the parthenogenic genera Cnemidophorus and Aspidoscelis, and the non-parthenogenic Tupinambis. It has over 230 member species in ten genera...	Cnemidophorus velox Cnemidophorus Cnemidophorus is a genus of lizards which belong to the family of Teiidae, which are commonly referred to as whiptail lizards or racerunners. Note that the nomenclature for this genus has recently been re-examined by T. W. Reeder et al. in 2002... *	Plateau striped whiptail

*Article exists for this genus, but not the individual species.

Snakes

Family	Species	Common Name
Colubridae	Arizona elegans	Glossy snake
Colubridae	Coluber constrictor Coluber constrictor Coluber constrictor is a species of nonvenomous, colubrid snakes commonly referred to as the eastern racers. They are primarily found throughout the United States, east of the Rocky Mountains, but they range north into Canada, and south into Mexico, Guatemala and Belize...	Racer
Colubridae	Diadophis punctatus Diadophis punctatus The ringneck snake or ring-necked snake is a colubrid snake species. It is found throughout much of the United States, central Mexico, and south eastern Canada. Ring-necked snakes are secretive, nocturnal snakes that are rarely seen during the day time...	Ringneck snake
Colubridae	Elaphe guttata	Corn snake
Colubridae	Heterodon nasicus Heterodon nasicus Heterodon nasicus is a harmless colubrid species found in North America and northern Mexico. Three subspecies are currently recognized, including the typical form described here.-Description:...	Western hognose snake
Colubridae	Heterodon platirhinos	Eastern hognose snake
Colubridae	Hypsiglena torquata Hypsiglena torquata Hypsiglena torquata is a species of rear-fanged, colubrid snake known as the night snake. They are found through the south and western United States, as well as Mexico...	Night snake
Colubridae	Lampropeltis getula Lampropeltis getula Lampropeltis getula is a harmless colubrid species found in the United States and Mexico. A distinct color pattern and the common belief that this species actively hunts for venomous snakes helps to protect them from people. It has long been a favorite among collectors...	Common kingsnake
Colubridae	Lampropeltis triangulum	Milk snake
Colubridae	Opheodrys vernalis	Smooth green snake
Colubridae	Masticophis flagellum Masticophis flagellum Masticophis flagellum is a species of nonvenomous colubrid snakes commonly referred to as coachwhips or whip snakes, with seven recognized subspecies.- Geographical range :...	Coachwhip
Colubridae	Masticophis taeniatus	Striped whipsnake
Colubridae	Nerodia sipedon	Northern water snake
Colubridae	Pituophis catenifer Pituophis catenifer Pituophis catenifer is a harmless colubrid species found in North America. Six subspecies are currently recognized, including the nominate subspecies described here. The specific name catenifer is Latin for 'chain bearing', referring to the dorsal color pattern.-Description:Adults specimens are...	Bullsnake or Gopher snake
Colubridae	Rhinocheilus lecontei Rhinocheilus lecontei The long-nosed snake is a species of nonvenomous colubrid snake. It is the only species in the genus Rhinocheilus, but has four recognized subspecies, though more modern research has cast some doubt on that classification...	Longnose snake
Colubridae	Sonora semiannulata Sonora semiannulata The common ground snake is a species of small, harmless colubrid snake. It is sometimes referred to as the Western ground snake or variable ground snake as its patterning and coloration can vary widely, even within the same geographic region.-Geographic range:It is native to the southwestern...	Ground snake
Colubridae	Tantilla hobartsmithi Tantilla hobartsmithi The Southwestern Blackhead Snake is a small species of colubrid snake native to the southwestern United States and northern Mexico. The epithet hobartsmithi is in honor of American zoologist Hobart M. Smith, which sometimes leads it to be referred to as Smith's Blackhead Snake...	Southwestern blackhead snake
Colubridae	Tantilla nigriceps Tantilla Tantilla is a large genus of harmless colubrid snakes which includes 64 species commonly known as centipede snakes, blackhead snakes, and flathead snakes.- Description :... *	Plains blackhead snake
Colubridae	Thamnophis cyrtopsis*	Blackneck garter snake
Colubridae	Thamnophis elegans	Western Terrestrial Garter snake
Colubridae	Thamnophis proximus Thamnophis proximus The Western Ribbon Snake is a species of garter snake. There are several subspecies.- Taxonomy :Western Ribbon Snake, Thamnophis proximus*Chiapas Highland Ribbon Snake, Thamnophis proximus alpinus...	Redstripe Ribbon Snake
Colubridae	Thamnophis radix*	Plains garter snake
Colubridae	Thamnophis sirtalis	Common garter snake
Colubridae	Tropidoclonion lineatum	Lined snake
Leptotyphlopidae Leptotyphlopidae The Leptotyphlopidae are a family of snakes found in North and South America, Africa, and Asia. All are fossorial and adapted to burrowing, feeding on ants and termites...	Leptotyphlops dulcis	Texas blind snake
Viperidae Viperidae The Viperidae are a family of venomous snakes found all over the world, except in Antarctica, Australia, Ireland, Madagascar, Hawaii, various other isolated islands, and above the Arctic Circle. All have relatively long, hinged fangs that permit deep penetration and injection of venom. Four...	Crotalus oreganus concolor Crotalus oreganus concolor Crotalus oreganus concolor is a venomous pitviper subspecies found in the western United States. A small species known for its faded color pattern.-Description:Grows to a maximum length of 750 mm...	Midget Faded rattlesnake
Viperidae Viperidae The Viperidae are a family of venomous snakes found all over the world, except in Antarctica, Australia, Ireland, Madagascar, Hawaii, various other isolated islands, and above the Arctic Circle. All have relatively long, hinged fangs that permit deep penetration and injection of venom. Four...	Crotalus viridis Crotalus viridis Crotalus viridis is a venomous pitviper species native to the western United States, southwestern Canada, and northern Mexico. Currently, nine subspecies are recognized, including the nominate subspecies described here.-Description:...	Western Rattlesnake
Viperidae Viperidae The Viperidae are a family of venomous snakes found all over the world, except in Antarctica, Australia, Ireland, Madagascar, Hawaii, various other isolated islands, and above the Arctic Circle. All have relatively long, hinged fangs that permit deep penetration and injection of venom. Four...	Sistrurus catenatus Sistrurus catenatus Sistrurus catenatus is a venomous pitviper species found primarily in the United States. Three subspecies are currently recognized, including the nominate subspecies described here.-Description:...	Massasauga

*Article exists for this genus, but not the individual species.

Turtles

Family	Species	Common Name
Chelydridae Chelydridae Chelydridae is a family of turtles which has seven extinct and two extant genera. The extant genera are Chelydra the snapping turtles, and its larger relative Macrochelys, of which the Alligator Snapping Turtle is the only species. Both are endemic to the Western Hemisphere...	Chelydra serpentina	Snapping turtle
Kinosternidae Kinosternidae Kinosternidae is a family of mostly small turtles that includes the mud turtles and musk turtles. The family Kinosternidae contains 25 species within 4 genera, but taxonomic reclassification is an ongoing process so many sources vary on the exact numbers of species and subspecies...	Kinosternon flavescens	Yellow mud turtle
Emydidae Emydidae Emydidae, commonly called the pond turtles or marsh turtles, is a family of turtles. Previously, several species of Asian box turtle were classified in the family. However, revised taxonomy has separated them to a different family. Now, Emydidae, with the exception of two species of pond turtle,...	Chrysemys picta	Painted turtle
Emydidae Emydidae Emydidae, commonly called the pond turtles or marsh turtles, is a family of turtles. Previously, several species of Asian box turtle were classified in the family. However, revised taxonomy has separated them to a different family. Now, Emydidae, with the exception of two species of pond turtle,...	Terrapene ornata Terrapene ornata Terrapene ornata is a species of North American box turtle sometimes referred to as the western box turtle or ornate box turtle.- Taxonomy :There are two subspecies of T. ornata:...	Ornate Box turtle
Trionychidae Trionychidae Trionychidae is a taxonomic family which comprises a number of turtle genera commonly known as softshells. They are also sometimes called pancake turtles. Softshells consist of some of the world's largest fresh water turtles, though many can adapt to living in highly brackish areas. Members of this...	Apalone spinifera	Spiny softshell

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