santaanae, Pantosteus Snyder [J. O.] 1908:33 [Proceedings of the United States National Museum v. 34 (no. 1595); ref. 10248] Santa Ana River, near Riverside, Riverside County, southern California, U.S.A. Holotype: USNM 61675. Paratypes: ANSP 39129 [ex CAS-SU 20660] (1), CAS-SU 20660 (16). Possible additional original material (non-types): FMNH 7631 [ex USNM 62312] (6); USNM 62312 (75+), 62686 (12). Type catalog: Böhlke 1953:28-29 [ref. 12291], Ibarra & Stewart 1987:63 [ref. 12367], Böhlke 1984:36 [ref. 13621], Gilbert 1998:198 [ref. 23395]. Originally as santa-anae. •Valid as Catostomus santaanae (Snyder 1908) -- (Smith 1966:47 [ref. 21398], Lee et al. 1980:389 [ref. 22416], Page & Burr 1991:176 [ref. 18983], Swift et al. 1993:119 [ref. 22379], Gilbert 1998:198 [ref. 23395], Fuller et al. 1999:165 [ref. 25838], Moyle 2002:182 [ref. 26449], Nelson et al. 2004:78 [ref. 27807], Scharpf 2006:8 [ref. 30386], Page & Burr 2011:319 [ref. 31215], Page et al. 2013:79 [ref. 32708], Smith et al. 2013:3, 16 [ref. 32735] as Santa anna, Bangs et al. 2018:4 [ref. 37913]). •Valid as Pantosteus santaanae Snyder 1908 -- (Unmack et al. 2014:9 [ref. 36004], Bagley et al. 2018:25 [ref. 36001], Page et al. 2023:65 [ref. 40505]). Current status: Valid as Pantosteus santaanae Snyder 1908. Catostomidae: Catostominae. Distribution: North America: Los Angeles Plain region (California, U.S.A.). Habitat: freshwater.