ditaenia, Gila Miller [R. R.] 1945:106, Pl. 1 [Copeia 1945 (no. 2); ref. 3016] Río Magdalena, 500 yards west of La Casita, Sonora, Mexico. Holotype: USNM 129954. Paratypes: (476) UMMZ 141945 (241, 11 c&s); USNM 45431 (orig. 40, now 53), 129953 (172), 129955 (9), 130668 (14). Non-type material: USNM 130669 (8). Type catalog: Gilbert 1998:72 [ref. 23395]. •Valid as Gila ditaenia Miller 1945 -- (Branson et al. 1960:219 [ref. 41482]Lee et al. 1980:166 [ref. 22416], Page & Burr 1991:75 [ref. 18983], DeMarais & Minckley 1992 [ref. 19868], Espinosa Pérez et al. 1993:15 [ref. 22290], Gilbert 1998:72 [ref. 23395], Norris et al. 2003:24 [ref. 26757], Nelson et al. 2004:71 [ref. 27807], Scharpf 2005:18 [ref. 28940], Miller 2006:121 [ref. 28615], Minckley & Marsh 2009:124 [ref. 31114], Page & Burr 2011:171 [ref. 31215], Page et al. 2013:71 [ref. 32708], Page et al. 2023:70 [ref. 40505]). Current status: Valid as Gila ditaenia Miller 1945. Leuciscidae: Laviniinae. Distribution: Southern North America: southwestern U.S.A. and northern Mexico. Habitat: freshwater.