cyprinella, Sclerognathus Valenciennes [A.] in Cuvier & Valenciennes 1844:477, Pl. 518 [Histoire naturelle des poissons v. 17; ref. 1010] Near New Orleans, Lake Pontchartrain, Louisiana, U.S.A. Holotype (unique): MNHN 0000-3361. Type catalog: Bertin & Estève 1948:7 [ref. 19574], Gilbert 1998:179 [ref. 23395]. •Valid as Ictiobus cyprinellus (Valenciennes 1844) -- (Lee et al. 1980:405 [ref. 22416], Robison & Buchanan 1988:272 [ref. 23393], McAllister 1990:55 [ref. 14674], Tomelleri & Eberle 1990:98 [ref. 24089], Page & Burr 1991:164 [ref. 18983], Boschung 1992:62 [ref. 23239], Etnier & Starnes 1993:278 [ref. 22809], Stauffer et al. 1995:189 [ref. 23376], Cross & Collins 1995:127 [ref. 23394], Coad 1996:84 [ref. 25304], Mettee et al. 1996:349 [ref. 25836], Reshetnikov et al. 1997:743 [ref. 24702], Gilbert 1998:179 [ref. 23395], Naseka 1998:94 [ref. 23590], Scott & Crossman 1998:557 [ref. 24570], Fuller et al. 1999:169 [ref. 25838], Lyons et al. 2000:34 [ref. 26594], Ross et al. 2001:276 [ref. 25978], Hanel 2003:54 [ref. 27894], Nelson et al. 2004:79 [ref. 27807], Bailey et al. 2004:118 [ref. 27882], Miller & Robison 2004:208 [ref. 27931], Boschung & Mayden 2004:306 [ref. 27995], Bogutskaya & Naseka 2004:103 [ref. 28183], Vassilev & Pehlivanov 2005:171 [ref. 28369], Scharpf 2006:10 [ref. 30386], Minckley & Marsh 2009:215 [ref. 31114], Page & Burr 2011:299 [ref. 31215], Page et al. 2013:80 [ref. 32708], Dyldin et al. 2020:98 [ref. 37569], Bagley et al. 2023:315 [ref. 41241], Dyldin et al. 2023:[4] [ref. 40328], Page et al. 2023:64 [ref. 40505]). Current status: Valid as Ictiobus cyprinellus (Valenciennes 1844). Catostomidae: Ictiobinae. Distribution: North America. Introduced elsewhere. Habitat: freshwater.