''Faxonius'' is a genus of

freshwater crayfish Crayfish are freshwater crustaceans belonging to the infraorder Astacidea, which also contains lobsters. Taxonomically, they are members of the Superfamily (taxonomy), superfamilies Astacoidea and Parastacoidea. They breathe through feather- ...

in the family

Cambaridae The Cambaridae are the largest of the four families of freshwater crayfish, with over 400 species. Most of the species in the family are native to the United States east of the Great Divide and Mexico, but fewer range north to Canada, and south ...

. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an

invasive species An invasive species is an introduced species that harms its new environment. Invasive species adversely affect habitats and bioregions, causing ecological, environmental, and/or economic damage. The term can also be used for native spec ...

North America North America is a continent in the Northern Hemisphere, Northern and Western Hemisphere, Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South Ameri ...

, and three species, ''F. virilis'', ''F. immunis'', and ''F. limosus'', that are invasive to

Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...

. This genus was formerly considered a subgenus of ''

Orconectes ''Orconectes'' is a genus of cave dwelling freshwater crayfish, endemic to suitable habitats in the eastern United States. Surface dwelling species, formerly categorised here, were moved to '' Faxonius'' in 2017. Due to their subterranean habit ...

''. Several former ''Orconectes'' species were added to this genus in 2017, leaving only the cave dwelling species unchanged, however ''F. stygocaneyi'' was reallocated, even though it lives in caves.

Species

These species belong to the genus ''Faxonius'': * '' Faxonius acares'' ( Fitzpatrick, 1965) * '' Faxonius alabamensis'' ( Faxon, 1884) * '' Faxonius alluvius'' (Simon & McMurray, 2014) * '' Faxonius barrenensis'' (Rhoades, 1944) * '' Faxonius bellator'' Bloom, McCall, Schuster & Blanton, 2019 * '' Faxonius bisectus'' (Rhoades, 1944) * '' Faxonius burri'' (Taylor & Sabaj, 1998) * '' Faxonius carolinensis'' (Cooper & Cooper, 1995) * '' Faxonius castaneus'' (Johnson, 2010) * '' Faxonius causeyi'' (Jester, 1967) * '' Faxonius chickasawae'' (Cooper &

Hobbs Hobbs may refer to: Surname * Hobbs (surname) Fictional * Russel Hobbs of the virtual band Gorillaz * Luke Hobbs, a character from ''The Fast and the Furious'' film series * Lynne Hobbs, a character from ''EastEnders'' * Garry Hobbs, a chara ...

, 1980) * '' Faxonius compressus'' ( Faxon, 1884) * '' Faxonius cooperi'' (Cooper &

, 1980) * '' Faxonius cristavarius'' (Taylor, 2000) * '' Faxonius cyanodigitus'' (Johnson, 2010) * '' Faxonius deanae'' (Reimer & Jester, 1975) * '' Faxonius difficilis'' ( Faxon, 1898) * '' Faxonius durelli'' (Bouchard & Bouchard, 1995) * '' Faxonius elix'' Couch & Hayes, 2022 * '' Faxonius erichsonianus'' ( Faxon, 1898) * '' Faxonius etnieri'' (Bouchard & Bouchard, 1976) * '' Faxonius eupunctus'' (Williams, 1952) * '' Faxonius forceps'' ( Faxon, 1884) * '' Faxonius harrisonii'' ( Faxon, 1884) * '' Faxonius hartfieldi'' ( Fitzpatrick & Suttkus, 1992) * '' Faxonius hathawayi'' ** '' Faxonius hathawayi blacki'' (Walls, 1972) ** '' Faxonius hathawayi hathawayi'' (Penn, 1952) * '' Faxonius hobbsi'' (Penn, 1950) * '' Faxonius holti'' (Cooper &

, 1980) * '' Faxonius hylas'' ( Faxon, 1890) * '' Faxonius illinoiensis'' (Brown, 1956) * '' Faxonius immunis'' (Hagen, 1870) * '' Faxonius indianensis'' (Hay, 1896) * '' Faxonius jeffersoni'' (Rhoades, 1944) * '' Faxonius jonesi'' ( Fitzpatrick, 1992) * '' Faxonius juvenilis'' (Hagen, 1870) * '' Faxonius kentuckiensis'' (Rhoades, 1944) * '' Faxonius lancifer'' (Hagen, 1870) * '' Faxonius leptogonopodus'' (

, 1948) * '' Faxonius limosus'' (Rafinesque, 1817) * '' Faxonius longidigitus'' ( Faxon, 1898) * '' Faxonius luteus'' (Creaser, 1933) * '' Faxonius macrus'' (Williams, 1952) * '' Faxonius maletae'' (Walls, 1972) * '' Faxonius marchandi'' (

, 1948) * '' Faxonius margorectus'' (Taylor, 2002) * '' Faxonius medius'' ( Faxon, 1884) * '' Faxonius meeki'' ** '' Faxonius meeki brevis'' (Williams, 1952) ** '' Faxonius meeki meeki'' ( Faxon, 1898) * '' Faxonius menae'' (Creaser, 1933) * '' Faxonius mirus'' (Ortmann, 1931) * '' Faxonius mississippiensis'' ( Faxon, 1884) * '' Faxonius nais'' ( Faxon, 1885) * '' Faxonius nana'' (Williams, 1952) * '' Faxonius neglectus'' ** '' Faxonius neglectus chaenodactylus'' (Williams, 1952) ** '' Faxonius neglectus neglectus'' ( Faxon, 1885) * '' Faxonius obscurus'' (Hagen, 1870) * '' Faxonius occidentalis'' (Johnson, 2010) * '' Faxonius ozarkae'' (Williams, 1952) * '' Faxonius pagei'' (Taylor & Sabaj, 1997) * '' Faxonius palmeri'' ** '' Faxonius palmeri creolanus'' (Creaser, 1933) ** '' Faxonius palmeri longimanus'' ( Faxon, 1898) ** '' Faxonius palmeri palmeri'' ( Faxon, 1884) * '' Faxonius pardalotus'' (Wetzel, Poly & Fetzner, 2005) * '' Faxonius perfectus'' (Walls, 1972) * '' Faxonius peruncus'' (Creaser, 1931) * '' Faxonius placidus'' (Hagen, 1870) * '' Faxonius propinquus'' (Girard, 1852) * '' Faxonius punctimanus'' (Creaser, 1933) * '' Faxonius putnami'' ( Faxon, 1884) * '' Faxonius quadruncus'' (Creaser, 1933) * '' Faxonius quinebaugensis'' (Mathews & Warren, 2008) * '' Faxonius rafinesquei'' (Rhoades, 1944) * '' Faxonius raymondi'' (Thoma & Stocker, 2009) * '' Faxonius rhoadesi'' (

, 1949) * '' Faxonius ronaldi'' (Taylor, 2000) * '' Faxonius roberti'' Fetzner & Taylor, 2018 * '' Faxonius rusticus'' (Girard, 1852) * '' Faxonius sanbornii'' ** '' Faxonius sanbornii erismophorous'' (

& Fitzpatrick, 1962) ** '' Faxonius sanbornii sanbornii'' ( Faxon, 1884) * '' Faxonius saxatilis'' (Bouchard & Bouchard, 1976) * '' Faxonius shoupi'' (

, 1948) * '' Faxonius sloanii'' (Bundy in Forbes, 1876) * '' Faxonius spinosus'' (Bundy, 1877) * '' Faxonius stannardi'' (Page, 1985) * ''

Faxonius stygocaneyi ''Faxonius stygocaneyi'', the Caney Mountain cave crayfish, is a small, freshwater crayfish endemic to Missouri in the United States. It is a cave-dwelling species known from only one cave, Mud Cave in Ozark County, Missouri. This cave is Protect ...

'' (Hobbs III, 2001) * '' Faxonius taylori'' (Schuster, 2008) * '' Faxonius texanus'' (Johnson, 2010) * '' Faxonius theaphionensis'' (Simon, Timm & Morris, 2005) * '' Faxonius transfuga'' ( Fitzpatrick, 1966) * '' Faxonius tricuspis'' (Rhoades, 1944) * '' Faxonius validus'' ( Faxon, 1914) * '' Faxonius virginiensis'' (

, 1951) * '' Faxonius virilis'' (Hagen, 1870) * '' Faxonius wagneri'' (Fetzner & Taylor, 2018) * '' Faxonius williamsi'' ( Fitzpatrick, 1966) * '' Faxonius wrighti'' (

, 1948) * '' Faxonius yanahlindus'' (Taylor, Rhoden & Schuster, 2016)

References

External links

* {{Taxonbar, from=Q32374670 Cambaridae Taxa named by Arnold Edward Ortmann Decapod genera

Species

See also

References

Further reading

External links