fasciata, Gambusia Meek [S. E.] 1904:129, Fig. 37 [Field Columbian Museum, Zoölogical Series v. 5; ref. 2958] Pacific coast streams of the Isthmus of Tehuantepec, San Gerónimo, Oaxaca, Mexico. Holotype: FMNH 4715. Paratypes: FMNH 4716 (17), 4722 (3), 72582 (2); UMMZ 164096 [ex FMNH 4716] (6); USNM 55774 (2). Type catalog: Ibarra & Stewart 1987:37 [ref. 12367], Parenti et al. 1999:7 [ref. 24072]. •Valid as Poeciliopsis fasciata (Meek 1904) -- (Rosen & Bailey 1963:138 [ref. 7067], Espinosa Pérez et al. 1993:51 [ref. 22290], Parenti et al. 1999:7 [ref. 24072], Lucinda in Reis et al. 2003:570 [ref. 27061], Nelson et al. 2004:105 [ref. 27807], Lucinda & Reis 2005:43 [ref. 29205], Miller 2006:242 [ref. 28615], Scharpf 2007:21 [ref. 30398], Page et al. 2013:110 [ref. 32708], Meyer 2015:286 [ref. 34698], Romero-Berny et al. 2018:90 [ref. 35859], Huber 2019:126 [ref. 36941]). Current status: Valid as Poeciliopsis fasciata (Meek 1904). Poeciliidae: Poeciliinae. Distribution: Pacific slope of Mexico and Coatzacoalcos River basin, Oaxaca, central Mexico. Habitat: freshwater, brackish.