meyeri, Xiphophorus Schartl [M.] & Schröder [J. H.] 1988:312, Figs. 1-2 [Senckenbergiana Biologica v. 68 (nos 4/6); ref. 16280] Near Múzquiz, Coahuila, Mexico. Holotype: SMF 21192. Paratypes: SMF 21193-95 (1, 1, 1). Plus other material. •Valid as Xiphophorus meyeri Schartl & Schröder 1988 -- (Espinosa Pérez et al. 1993:55 [ref. 22290], Meyer & Schartl 2002:59 [ref. 26066], Lucinda in Reis et al. 2003:574 [ref. 27061], Nelson et al. 2004:106 [ref. 27807], Lucinda & Reis 2005:44 [ref. 29205], Miller 2006:260 [ref. 28615], Scharpf 2007:23 [ref. 30398], Page et al. 2013:111 [ref. 32708], Meyer 2015:392 [ref. 34698], Huber 2019:148 [ref. 36941]). Current status: Valid as Xiphophorus meyeri Schartl & Schröder 1988. Poeciliidae: Poeciliinae. Distribution: Springs in the vicinity of Múzquiz, Coahuila, Atlantic slope of Mexico. Habitat: freshwater.