inurus, Zygonectes Jordan [D. S.] & Gilbert [C. H.] 1882:143 [Proceedings of the United States National Museum v. 5 (no. 273); ref. 10612] Cache Creek, southern Illinois, U.S.A. Holotype (unique): USNM 29666. Type catalog: Parenti et al. 1999:19 [ref. 24072]. •Synonym of Fundulus dispar (Agassiz 1854) -- (Lazara 2001:146 [ref. 25711]). •Synonym of Gambusia affinis (Baird & Girard 1853) -- (Rosen & Bailey 1963:95 [ref. 7067], Parenti et al. 1999:19 [ref. 24072], Lucinda in Reis et al. 2003:558 [ref. 27061], Meyer 2015:54 [ref. 34698], Huber 2019:65 [ref. 36941]). Current status: Synonym of Gambusia affinis (Baird & Girard 1853). Poeciliidae: Poeciliinae. Habitat: freshwater, brackish.