modesta, Gambusia Ahl [E.] 1923:220 [Blätter für Aquarien- und Terrarienkunde v. 34 (no. 10); ref. 15395] Mexico [erroneous]. Syntypes: ZMB 21004 (8). Type catalog: Paepke & Seegers 1986:172 [ref. 19981]. •Permanently invalid, preoccupied by Gambusia modesta Troschel 1865, replaced by Gambusia myersi Ahl 1925. •Synonym of Gambusia affinis (Baird & Girard 1853) -- (La Rivers 1994:532 [ref. 23389]). •Objective synonym of Gambusia myersi Ahl 1925 -- (Rosen & Bailey 1963:96 [ref. 7067], Lucinda in Reis et al. 2003:559 [ref. 27061]). •Synonym of Gambusia holbrooki Girard 1859 -- (Meyer 2015:74 [ref. 34698], Huber 2019:68 [ref. 36941]). 1°Homonym. Current status: Synonym of Gambusia holbrooki Girard 1859. Poeciliidae: Poeciliinae. Habitat: freshwater.