sexradiatus, Gambusia nicaraguensis Hubbs [C. L.] 1936:225 [Carnegie Institution of Washington Publications No. 457 (art. 17); ref. 2247] Río Papaloapan at Papaloapan, Oaxaca, Mexico. Holotype: UMMZ 102989. Paratypes: UMMZ 65278 (1), 92115 (25), 97540 (10, now 9), 97542-43 (4, 5), 108570 (28), 108581-82 (1, 3); USNM 117537 [ex UMMZ 102989] (2). Type catalog: Parenti et al. 1999:8 [ref. 24072]. •Valid as Gambusia sexradiata Hubbs 1936 -- (Rosen & Bailey 1963:98 [ref. 7067], Greenfield 1983:457 [ref. 8337], Greenfield et al. 1982:137 [ref. 21395], Wildrick et al. 1985:1054 [ref. 11519], Rauchenberger 1989:3 [ref. 15687], Espinosa Pérez et al. 1993:47 [ref. 22290], Greenfield & Thomerson 1997:120 [ref. 22947], Parenti et al. 1999:8 [ref. 24072], Lucinda in Reis et al. 2003:560 [ref. 27061], Nelson et al. 2004:104 [ref. 27807], Lucinda & Reis 2005:41 [ref. 29205], Miller 2006:226 [ref. 28615], Scharpf 2007:19 [ref. 30398], Meyer et al. 2010:13 [ref. 30817], Pérez León & Schmitter Soto 2007:169 [ref. 32537], Page et al. 2013:109 [ref. 32708], Barrientos et al. 2015:4 [ref. 37653], Meyer 2015:101 [ref. 34698], Huber 2019:72 [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 sexradiata Hubbs 1936. Poeciliidae: Poeciliinae. Distribution: Southern North America and Central America: Atlantic slope (Belize, Guatemala and Mexico). Habitat: freshwater, brackish.