- Slekt Orconectes Cope, 1872
- Orconectes australis Rhoades, 1941
- Orconectes barri Buhay & Crandall, 2008
- Orconectes incomptus Hobbs & Barr, 1972
- Orconectes inermis Cope, 1872
- Orconectes packardi Rhoades, 1944
- Orconectes pellucidus Tellkampf, 1844
- Orconectes sheltae Cooper & Cooper, 1997
- Underslekt Orconectes (Billecambarus) Fitzpatrick, 1987 = Faxonius Ortmann, 1905
- Underslekt Orconectes (Buannulifictus) Fitzpatrick, 1987 = Faxonius Ortmann, 1905
- Underslekt Orconectes (Crockerinus) Fitzpatrick, 1987 = Faxonius Ortmann, 1905
- Underslekt Orconectes (Gremicambarus) Fitzpatrick, 1987 = Faxonius Ortmann, 1905
- Underslekt Orconectes (Hespericambarus) Fitzpatrick, 1987 = Faxonius Ortmann, 1905
- Underslekt Orconectes (Procericambarus) Fitzpatrick, 1987 = Faxonius Ortmann, 1905
- Underslekt Orconectes (Rhoadesius) Fitzpatrick, 1987 = Faxonius Ortmann, 1905
- Underslekt Orconectes (Tragulicambarus) Fitzpatrick, 1987 = Faxonius Ortmann, 1905
- Underslekt Orconectes (Trisellescens) Bouchard & Bouchard, 1995 = Faxonius Ortmann, 1905
- Orconectes alluvius Simon & McMurray, 2014 = Faxonius alluvius Simon & McMurray, 2014
- Orconectes beyeri Penn, 1950 = Faxonella beyeri Penn, 1950
- Orconectes bisectus Rhoades, 1944 = Faxonius bisectus Rhoades, 1944
- Orconectes burri Taylor & Sabaj, 1998 = Faxonius burri Taylor & Sabaj, 1998
- Orconectes carolinensis Cooper & Cooper, 1995 = Faxonius carolinensis Cooper & Cooper, 1995
- Orconectes castaneus Johnson, 2010 = Faxonius castaneus Johnson, 2010
- Orconectes causeyi Jester, 1967 = Faxonius causeyi Jester, 1967
- Orconectes chickasawae Cooper & Hobbs, 1980 = Faxonius chickasawae Cooper & Hobbs, 1980
- Orconectes cooperi Cooper & Hobbs, 1980 = Faxonius cooperi Cooper & Hobbs, 1980
- Orconectes cristavarius Taylor, 2000 = Faxonius cristavarius Taylor, 2000
- Orconectes cyanodigitus Johnson, 2010 = Faxonius cyanodigitus Johnson, 2010
- Orconectes deanae Reimer & Jester, 1975 = Faxonius deanae Reimer & Jester, 1975
- Orconectes difficilis Faxon, 1898 = Faxonius difficilis Faxon, 1898
- Orconectes durelli Bouchard & Bouchard, 1995 = Faxonius durelli Bouchard & Bouchard, 1995
- Orconectes erichsonianus Faxon, 1898 = Faxonius erichsonianus Faxon, 1898
- Orconectes etnieri Bouchard & Bouchard, 1976 = Faxonius etnieri Bouchard & Bouchard, 1976
- Orconectes eupunctus Williams, 1952 = Faxonius eupunctus Williams, 1952
- Orconectes hamulatus Cope & Packard, 1881 = Cambarus hamulatus Cope & Packard, 1881
- Orconectes hartfieldi Fitzpatrick & Suttkus, 1992 = Faxonius hartfieldi Fitzpatrick & Suttkus, 1992
- Orconectes hathawayi Penn, 1952 = Faxonius hathawayi hathawayi Penn, 1952
- Orconectes hobbsi Penn, 1950 = Faxonius hobbsi Penn, 1950
- Orconectes holti Cooper & Hobbs, 1980 = Faxonius holti Cooper & Hobbs, 1980
- Orconectes illinoiensis Brown, 1956 = Faxonius illinoiensis Brown, 1956
- Orconectes immunis Hagen, 1870 = Faxonius immunis «calico crayfish» Hagen, 1870
- Orconectes jonesi Fitzpatrick, 1992 = Faxonius jonesi Fitzpatrick, 1992
- Orconectes juvenilis Hagen, 1870 = Faxonius juvenilis Hagen, 1870
- Orconectes kentuckiensis Rhoades, 1944 = Faxonius kentuckiensis Rhoades, 1944
- Orconectes leptogonopodus (Fitzpatrick, 1965) Fitzpatrick, 1965 = Faxonius acares Fitzpatrick, 1965
- Orconectes leptogonopodus Hobbs, 1948 = Faxonius leptogonopodus Hobbs, 1948
- Orconectes limosus Rafinesque, 1817 = Faxonius limosus Rafinesque, 1817
- Orconectes marchandi Hobbs, 1948 = Faxonius marchandi Hobbs, 1948
- Orconectes meeki Faxon, 1898 = Faxonius meeki Faxon, 1898
- Orconectes nana Williams, 1952 = Faxonius nana Williams, 1952
- Orconectes neglectus Faxon, 1885 = Faxonius neglectus Faxon, 1885
- Orconectes occidentalis Johnson, 2010 = Faxonius occidentalis Johnson, 2010
- Orconectes ozarkae Williams, 1952 = Faxonius ozarkae Williams, 1952
- Orconectes pagei Taylor & Sabaj, 1997 = Faxonius pagei Taylor & Sabaj, 1997
- Orconectes pardalotus Wetzel, Poly og Fetzner, 2005 = Faxonius pardalotus Wetzel, Poly og Fetzner, 2005
- Orconectes perfectus Walls, 1972 = Faxonius perfectus Walls, 1972
- Orconectes propinquus Girard, 1852 = Faxonius propinquus «northern clearwater crayfish» Girard, 1852
- Orconectes quinebaugensis Mathews & Warren, 2008 = Faxonius quinebaugensis Mathews & Warren, 2008
- Orconectes rafinesquei Rhoades, 1944 = Faxonius rafinesquei Rhoades, 1944
- Orconectes raymondi Thoma & Stocker, 2009 = Faxonius raymondi Thoma & Stocker, 2009
- Orconectes rhoadesi Hobbs, 1949 = Faxonius rhoadesi Hobbs, 1949
- Orconectes ronaldi Taylor, 2000 = Faxonius ronaldi Taylor, 2000
- Orconectes rusticus Girard, 1852 = Faxonius rusticus «rusty crayfish» Girard, 1852
- Orconectes saxatilis Bouchard & Bouchard, 1976 = Faxonius saxatilis Bouchard & Bouchard, 1976
- Orconectes shoupi Hobbs, 1948 = Faxonius shoupi Hobbs, 1948
- Orconectes stannardi Page, 1985 = Faxonius stannardi Page, 1985
- Orconectes stygocaneyi Hobbs III, 2001 = Faxonius stygocaneyi Hobbs III, 2001
- Orconectes taylori Schuster, 2008 = Faxonius taylori Schuster, 2008
- Orconectes texanus Johnson, 2010 = Faxonius texanus Johnson, 2010
- Orconectes theaphionensis Simon, Timm & Morris, 2005 = Faxonius theaphionensis Simon, Timm & Morris, 2005
- Orconectes transfuga Fitzpatrick, 1966 = Faxonius transfuga Fitzpatrick, 1966
- Orconectes tricuspis Rhoades, 1944 = Faxonius tricuspis Rhoades, 1944
- Orconectes virginiensis Hobbs, 1951 = Faxonius virginiensis Hobbs, 1951
- Orconectes virilis «virile crayfish» Hagen, 1870 = Faxonius virilis Hagen, 1870
- Orconectes williamsi Fitzpatrick, 1966 = Faxonius williamsi Fitzpatrick, 1966
- Orconectes wrighti Hobbs, 1948 = Faxonius wrighti Hobbs, 1948
- Usikker Orconectes acares Fitzpatrick, 1965
- Usikker Orconectes alabamensis Faxon, 1884
- Usikker Orconectes barrenensis
- Usikker Orconectes blacki
- Usikker Orconectes compressus
- Usikker Orconectes forceps
- Usikker Orconectes harrisonii
- Usikker Orconectes hylas
- Usikker Orconectes indianensis
- Usikker Orconectes jeffersoni
- Usikker Orconectes lancifer
- Usikker Orconectes longidigitus
- Usikker Orconectes luteus
- Usikker Orconectes macrus
- Usikker Orconectes maletae
- Usikker Orconectes margorectus
- Usikker Orconectes medius
- Usikker Orconectes menae
- Usikker Orconectes mirus
- Usikker Orconectes mississippiensis
- Usikker Orconectes nais
- Usikker Orconectes obscurus
- Usikker Orconectes palmeri
- Usikker Orconectes peruncus
- Usikker Orconectes placidus
- Usikker Orconectes punctimanus
- Usikker Orconectes putnami
- Usikker Orconectes quadruncus
- Usikker Orconectes sanbornii
- Usikker Orconectes sloanii
- Usikker Orconectes spinosus
- Usikker Orconectes validus
