aguirrepequenoi, Notropis Contreras-Balderas [S.] & Rivera-Teillery [R.] 1973:10, Figs. 1-3 [Publicaciones Biologicas / Instituto de Investigaciones cientificas v. 1 (no. 2); ref. 7561] Río Pilón at crossing of highway 85, town of Mainero, Tamaulipas, Mexico. Holotype: IBUNAM-P 434. Paratypes: ASU (4), IBUNAM-P 435 (4), IPN P3678 (4), TNHC (4), TU 94116 (20), UANL 290 (1), 297 (109), 1141 (150), 1137 (orig. 444, now 416), UMMZ 197492 (4), USNM 214998 [? =325996] (4). Type catalog: Gilbert 1978:23 [ref. 7042], Bart & Taylor 1993:36 [ref. 20906], Gilbert 1998:36 [ref. 23395]. Original as aguirrepequeñoi. •Valid as Notropis aguirrepequenoi Contreras-Balderas & Rivera-Teillery 1973 -- (Gilbert 1978:23 [ref. 7042], Chernoff & Miller 1986:181 [ref. 6782], Espinosa Pérez et al. 1993:17 [ref. 22290], Gilbert 1998:36 [ref. 23395], Nelson et al. 2004:73 [ref. 27807], Miller 2006:131 [ref. 28615], Scharpf 2005:26 [ref. 28940], Page et al. 2013:73 [ref. 32708]). •Valid as Alburnops aguirrepequenoi (Contreras-Balderas & Rivera-Teillery 1973) -- (Stout et al. 2022:12 [ref. 39738], Page et al. 2023:66 [ref. 40505]). Current status: Valid as Alburnops aguirrepequenoi (Contreras-Balderas & Rivera-Teillery 1973). Leuciscidae: Pogonichthyinae. Distribution: Southern North America: Atlantic Slope (Mexico). Habitat: freshwater.