Crangonyctidae
Encyclopedia
Crangonyctidae is a family
of cave-dwelling freshwater
amphipod
crustacean
s. It contains the following genera
:
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
of cave-dwelling freshwater
Fresh Water
Fresh Water is the debut album by Australian rock and blues singer Alison McCallum, released in 1972. Rare for an Australian artist at the time, it came in a gatefold sleeve...
amphipod
Amphipoda
Amphipoda is an order of malacostracan crustaceans with no carapace and generally with laterally compressed bodies. The name amphipoda means "different-footed", and refers to the different forms of appendages, unlike isopods, where all the legs are alike. Of the 7,000 species, 5,500 are classified...
crustacean
Crustacean
Crustaceans form a very large group of arthropods, usually treated as a subphylum, which includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill and barnacles. The 50,000 described species range in size from Stygotantulus stocki at , to the Japanese spider crab with a leg span...
s. It contains the following genera
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
:
- Amurocrangonyx Sidorov & Holsinger, 2007
- Bactrurus Hay, 1902
- CrangonyxCrangonyxCrangonyx is a genus of crustacean in family Crangonyctidae. It contains the following species:*Crangonyx aberrans S. I. Smith, 1983*Crangonyx acicularis Zhang & Holsinger, 2003*Crangonyx africanus Missouli, 2006...
Bate, 1859 - Lyurella Derzhavin, 1939
- † Palaeogammarus Zaddach, 1864
- StygobromusStygobromusStygobromus is a genus of amphipod crustaceans that live in subterranean habitats. As well as a large number of species in North America, a smaller number of species are also known from Eurasia. Most of the North American species live in areas which were not covered by the Laurentide ice sheet,...
Cope, 1872 - Stygonyx Bousfield & Holsinger, 1989