popoche, Xystrosus Jordan [D. S.] & Snyder [J. O.] 1899:123, Fig. 5 [Bulletin of the U. S. Fish Commission v. 19 [1899]; ref. 2501] Laguna de Chapala, near Ocotlán, Jalisco, Mexico. Holotype (unique): CAS-SU 6151. Type catalog: Böhlke 1953:39 [ref. 12291], Gilbert 1998:134 [ref. 23395]. •Valid as Algansea popoche (Jordan & Snyder 1899) -- (Espinosa Pérez et al. 1993:10 [ref. 22290], Gilbert 1998:134 [ref. 23395], Nelson et al. 2004:68 [ref. 27807], Miller 2006:106 [ref. 28615], Scharpf 2005:11 [ref. 28940], 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 popoche (Jordan & Snyder 1899). Leuciscidae: Pogonichthyinae. Distribution: Southern North America: Pacific Slope of Mexico. Habitat: freshwater.