mydrus, Cyprinodon Goode [G. B.] & Bean [T. H.] 1882:433 [Proceedings of the United States National Museum v. 5 (no. 297); ref. 1840] Pensacola, Florida, 30°25'N, 87°11'W, U.S.A. Neotype: USNM 211280. Neotype designated by Miller 1974:981 [ref. 20801]. •Synonym of Floridichthys carpio (Günther 1866) -- (Wildekamp 1996:138 [ref. 23649], Lazara 2001:119 [ref. 25711], Suttkus & Williams 2008:20 [ref. 30361]). Current status: Synonym of Floridichthys carpio (Günther 1866). Cyprinodontidae: Cyprinodontinae. Habitat: brackish, marine.