fosteri, Priapichthys Hildebrand [S. F.] 1925:260, Figs. 14-15 [Bulletin of the Bureau of Fisheries v. 41 (no. 985); ref. 15590] Río Lempa, San Marcos, El Salvador. Holotype: USNM 87263. Paratypes: FMNH 12094-99 [ex USNM 87264] (6), 12100-11 [ex USNM 87265] (12); UMMZ (9); USNM 87264 (orig. 52, now 29), 87265 (now 27), 87266 (2), 338683 (1); to El Salvador organization (6 + 6). Type catalog: Ibarra & Stewart 1987:69 [ref. 12367], Parenti et al. 1999:16-17 [ref. 24072]. •Synonym of Poeciliopsis turrubarensis (Meek 1912) -- (Rosen & Bailey 1963:136 [ref. 7067], Parenti et al. 1999:17 [ref. 24072], Lucinda in Reis et al. 2003:571 [ref. 27061], Meyer 2015:305 [ref. 34698], Huber 2019:126 [ref. 36941]). Current status: Synonym of Poeciliopsis turrubarensis (Meek 1912). Poeciliidae: Poeciliinae. Habitat: freshwater, brackish, marine.