continens, Xiphophorus Rauchenberger [M.], Kallman [K. D.] & Morizot [D. C.] 1990:9, Fig. 5 [American Museum Novitates No. 2975; ref. 15688] Río Ojo Frío at El Quince, north of Rascón, Río Gallinas - Río Pánuco drainage, San Luis Potosí, Mexico. Holotype: AMNH 88335. Paratypes: AMNH 75942 (24). Additional material: AMNH (25 lots, 608). •Valid as Xiphophorus continens Rauchenberger, Kallman & Morizot 1990 -- (Espinosa Pérez et al. 1993:54 [ref. 22290], Rodriguez 1997:674 [ref. 23266], Morris et al. 2001:69 [ref. 25123], Meyer & Schartl 2002:59 [ref. 26066], Lucinda in Reis et al. 2003:573 [ref. 27061], Nelson et al. 2004:105 [ref. 27807], Lucinda & Reis 2005:44 [ref. 29205], Miller 2006:256 [ref. 28615], Scharpf 2007:22 [ref. 30398], Page et al. 2013:111 [ref. 32708], Meyer 2015:375 [ref. 34698], Huber 2019:144 [ref. 36941]). Current status: Valid as Xiphophorus continens Rauchenberger, Kallman & Morizot 1990. Poeciliidae: Poeciliinae. Distribution: Upper Panuco River basin, Atlantic slope of Mexico. Habitat: freshwater.