yucatana, Gambusia Regan [C. T.] 1914:67, Fig. B [Annals and Magazine of Natural History (Series 8) v. 14 (no. 79); ref. 3664] Progresso, Yucatán, Mexico. Lectotype: BMNH 1914.3.23.12. Paralectotypes: BMNH 1914.3.23.13-15 (3). Lectotype selected by Fink 1971:23 [ref. 21211]. •Synonym of Gambusia puncticulata Poey 1854, but a valid subspecies -- (Fink 1971:23 [ref. 21211], Lee et al. 1983:17 [ref. 22527]). •Valid as Gambusia yucatana Regan 1914 -- (Rosen & Bailey 1963:97 [ref. 7067], Greenfield et al. 1982:139 [ref. 21395], Greenfield & Wildrick 1984:931 [ref. 11453], Greenfield 1985:374 [ref. 8971], Rauchenberger 1989:3 [ref. 15687], Gamboa Pérez 1992:316 [ref. 38704], Espinosa Pérez et al. 1993:47 [ref. 22290], Ghedotti & Wiley 2003:1157 [ref. 27019], Lucinda in Reis et al. 2003:561 [ref. 27061], Smith et al. 2003:16 [ref. 27621], Nelson et al. 2004:104 [ref. 27807], Lucinda & Reis 2005:41 [ref. 29205], Miller 2006:228 [ref. 28615], Scharpf 2007:17 [ref. 30398] with subspecies, Pérez León & Schmitter Soto 2007:169 [ref. 32537], Page et al. 2013:109 [ref. 32708], Barrientos et al. 2015:4 [ref. 37653], Meyer 2015:107 [ref. 34698], Huber 2019:73 [ref. 36941], Barrientos et al. 2023:274 [ref. 41235], Page et al. 2023:146 [ref. 40505], Quintana 2024:8 [ref. 41186]). Current status: Valid as Gambusia yucatana Regan 1914. Poeciliidae: Poeciliinae. Distribution: Southern North America and central America: Atlantic slope (Belize, Guatemala and Mexico). Habitat: freshwater.