monticola, Algansea Barbour [C. D.] & Contreras-Balderas [S.] 1968:101, Figs. 1-3 [Proceedings of the Biological Society of Washington v. 81; ref. 7862] Río Juchipila, near Jalpa, at highway 70 bridge, 1 mile east of intersection with highway 41, Zacatecas, Mexico. Holotype: TU 40869. Paratypes: BMNH 1967.10.3.1-2 (2); Fac. Cienc. Biol., Univ. Nuevo León 1015 (2); FMNH 74073 (2); Inst. Nac. Invest. Biol. Pesq. Mexico LBT 235 (2); TU 30608 (81, now 76), 30609 (131), 30610 (now 18), 30611 (49); 184356-59 (5, 10, 3, 3); UANL 1015 [ex TU 30611] (2); USNM 202161 (2). Plus other material. Type catalog: Suttkus 1970:117 [ref. 20861], Ibarra & Stewart 1987:7 [ref. 12367], Bart & Taylor 1993:31 [ref. 20906], Gilbert 1998:117 [ref. 23395], Contreras-Balderas et al. 1998:2 [ref. 23752]. •Valid as Algansea monticola Barbour & Contreras-Balderas 1968 -- (Barbour & Miller 1994 [ref. 21563], Espinosa Pérez et al. 1993:10 [ref. 22290], Gilbert 1998:116-117 [ref. 23395], Nelson et al. 2004:68 [ref. 27807], Scharpf 2005:11 [ref. 28940] as a valid subspecies, Miller 2006:106 [ref. 28615] as a valid subspecies, Pérez-Rodríguez et al. 2009:488 [ref. 30469], Page et al. 2013:68 [ref. 32708], Page et al. 2023:67 [ref. 40505]). Current status: Valid as Algansea monticola Barbour & Contreras-Balderas 1968. Leuciscidae: Pogonichthyinae. Distribution: Southern North America: Pacific Slope of Mexico. Habitat: freshwater.