orca, Notropis Woolman [A. J.] 1894:56 [Bulletin of the U. S. Fish Commission v. 14 (art. 8) (for 1894); ref. 4804] Rio Grande at El Paso, Hudspeth County, Texas, U.S.A. Lectotype: UMMZ 207680 [ex IU 4856]. Paralectotypes: CAS-SU 2278 (4); UMMZ 207681 [ex IU 4856] (5), 207682 [ex IU 4843] (2); USNM 212260 [ex IU 4856, CAS-SU 2278] (now 2). Type catalog: Böhlke 1953:35 [ref. 12291], Gilbert 1978:67 [ref. 7042], Gilbert 1998:126 [ref. 23395]. Lectotype established in Chernoff et al. 1982:15 [ref. 8989]. •Synonym of Notropis simus (Cope 1875) -- (Gilbert 1978:67 [ref. 7042]). •Valid as Notropis orca Woolman 1894 -- (Chernoff et al. 1982:21 [ref. 8989], Page & Burr 1991:138 [ref. 18983], Espinosa Pérez et al. 1993:19 [ref. 22290], Gilbert 1998:126 [ref. 23395], Nelson et al. 2004:75 [ref. 27807], Scharpf 2005:31 [ref. 28940], Miller 2006:134 [ref. 28615], Page & Burr 2011:264 [ref. 31215], Page et al. 2013:75 [ref. 32708]). •Valid as Alburnops orca (Woolman 1894) -- (Stout et al. 2022:12 [ref. 39738], Page et al. 2023:67 [ref. 40505], Fricke et al. 2024:164 [ref. 41622]). Current status: Valid as Alburnops orca (Woolman 1894). Leuciscidae: Pogonichthyinae. Distribution: Southern North America: Río Bravo/Rio Grande system, New Mexico (southwestern U.S.A.) and northern Mexico. Habitat: freshwater.