micropus, Guavina Ginsburg [I.] 1953:20 [Journal of the Washington Academy of Sciences v. 43 (no. 1); ref. 1806] East Chamber, Miraflores Locks, Panama Canal. Holotype (unique): USNM 123230. •Valid as Guavina micropus Ginsburg 1953 -- (Hoese in Fischer et al. 1995:1064 [ref. 22829], Van Tassell 2011:148 [ref. 31732], Angulo et al. 2013:1007 [ref. 33194], Parenti 2021:45 [ref. 38603]). Current status: Valid as Guavina micropus Ginsburg 1953. Eleotridae: Eleotrinae. Distribution: Eastern Pacific. Habitat: freshwater, brackish.