texanus, Catostomus Abbott [C. C.] 1860:473 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 12; ref. 15618] Colorado and New rivers, "Texas" [not Texas, error], Arizona, U.S.A. Holotype (unique): ANSP 16993 (dry specimen). Type catalog: Böhlke 1984:37 [ref. 13621], Gilbert 1998:202 [ref. 23395]. Two localities given, but only 1 specimen available to Abbott. •Valid as Moxostoma texanum (Abbott 1860) -- (authors). •Valid as Catostomus texanus Abbott 1860 -- (Chen & Mayden 2012:195 [ref. 32391], Bagley et al. 2018:26 [ref. 36001]). •Valid as Xyrauchen texanus (Abbott 1860) -- (Lee et al. 1980:435 [ref. 22416], Page & Burr 1991:177 [ref. 18983], Espinosa Pérez et al. 1993:24 [ref. 22290], Swift et al. 1993:121 [ref. 22379], La Rivers 1994:357 [ref. 23389], Baxter & Stone 1995:141 [ref. 23374], Dowling et al. 1996 [ref. 22294], Sigler & Sigler 1996:145 [ref. 25943], Gilbert 1998:202 [ref. 23395], Douglas & Marsh 1998:915 [ref. 23616], Moyle 2002:204 [ref. 26449], Nelson et al. 2004:80 [ref. 27807], Miller 2006:152 [ref. 28615], Scharpf 2006:13 [ref. 30386], Minckley & Marsh 2009:207 [ref. 31114], Page & Burr 2011:307 [ref. 31215], Page et al. 2013:81 [ref. 32708], Bangs et al. 2018:4 [ref. 37913], Page et al. 2023:66 [ref. 40505], Fricke et al. 2024:161 [ref. 41622]). Current status: Valid as Xyrauchen texanus (Abbott 1860). Catostomidae: Catostominae. Distribution: North America: Rio Colorado system (western U.S.A. and northwestern Mexico). Habitat: freshwater.