''Faxonius'' is a genus of
freshwater crayfish 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 the United States east of the Great Divide and Mexico, but fewer range north to Canada, and south to ...
. There are more than 90 described species in ''Faxonius''.
[ It includes the ]rusty crayfish
The rusty crayfish (''Faxonius rusticus'') is a large, aggressive species of freshwater crayfish which is native to the United States, in the Ohio River Basin in parts of Ohio, Kentucky, and Indiana. Its range is rapidly expanding across much of ...
, an invasive species
An invasive species otherwise known as an alien is an introduced organism that becomes overpopulated and harms its new environment. Although most introduced species are neutral or beneficial with respect to other species, invasive species ad ...
in North America
North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...
, and three species, ''F. virilis'', ''F. immunis'', and ''F. limosus'', that are invasive to Europe
Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...
.
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. stygocanei'' 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
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Rhoades, 1944)
* '' Faxonius bellator'' (Bloom, McCall, Schuster & Blanton, 2019)
* '' Faxonius bisectus'' (Rhoades, 1944)
* '' Faxonius burri'' (Taylor & Sabaj, 1998)
* ''Faxonius carolinensis
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Cooper & Cooper, 1995)
* ''Faxonius castaneus
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Johnson, 2010)
* ''Faxonius causeyi
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Jester, 1967)
* ''Faxonius chickasawae
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Cooper & Hobbs, 1980)
* ''Faxonius compressus
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' ( Faxon, 1884)
* ''Faxonius cooperi
''Faxonius cooperi'', the Flint River crayfish, is a species of crayfish in the family Cambaridae. It is endemic to the United States. The common name
In biology, a common name of a taxon or organism (also known as a vernacular name, English na ...
'' (Cooper & Hobbs, 1980)
* ''Faxonius cristavarius
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Taylor, 2000)
* ''Faxonius cyanodigitus
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Johnson, 2010)
* ''Faxonius deanae
''Faxonius deanae'', the Conchas crayfish is a species of crayfish in the family Cambaridae. It is endemic to the United States. The common name
In biology, a common name of a taxon or organism (also known as a vernacular name, English name, co ...
'' (Reimer & Jester, 1975)
* ''Faxonius difficilis
''Faxonius difficilis'', the painted crayfish, is a species of crayfish in the family Cambaridae. It is endemic to the United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or Americ ...
'' ( Faxon, 1898)
* ''Faxonius durelli
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Bouchard & Bouchard, 1995)
* ''Faxonius elix
''Faxonius'' is a genus of freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ''F. immu ...
'' (Couch & Hayes, 2022)
* ''Faxonius erichsonianus
''Faxonius erichsonianus'' is a species in the family Cambaridae ("crayfishes"), in the order Decapoda
The Decapoda or decapods (literally "ten-footed") are an order of crustaceans within the class Malacostraca, including many familiar grou ...
'' ( Faxon, 1898)
* ''Faxonius etnieri
''Faxonius'' is a genus of crayfish, freshwater crayfish in the family Cambaridae. There are more than 90 described species in ''Faxonius''. It includes the rusty crayfish, an invasive species in North America, and three species, ''F. virilis'', ...
'' (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 & Hobbs, 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'' ( Hobbs, 1948)
* ''Faxonius limosus
''Faxonius limosus'', synonym ''Orconectes limosus'', is a species of crayfish in the family Cambaridae. It is native to the east coast of North America, from Quebec to the lower James River, Virginia, but has also been introduced to Europe. ...
'' (Rafinesque, 1817)
* '' Faxonius longidigitus'' ( Faxon, 1898)
* '' Faxonius luteus'' (Creaser, 1933)
* '' Faxonius macrus'' (Williams, 1952)
* '' Faxonius maletae'' (Walls, 1972)
* '' Faxonius marchandi'' ( Hobbs, 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 williamsi'' ( Fitzpatrick, 1966)
* '' Faxonius wrighti'' ( Hobbs, 1948)
* '' Faxonius yanahlindus'' (Taylor, Rhoden & Schuster, 2016)
]
See also
* '' Faxonella'', a genus of crayfish
References
Further reading
*
*
External links
*
{{Taxonbar, from=Q32374670
Cambaridae
Taxa named by Arnold Edward Ortmann