Eleotris perniger (Cope 1871) . Smallscaled Spinycheek Sleeper; Guavina Espinosa

Vouchers: UCR 3224-001 (1); FMNH 5925 (15), 5926 (30), 5927 (6), 5928 (1), 14629 (1), 14630 (1), 14631 (1), 14632 (1), 14633 (1), 14634 (1), 14635 (1), 14636 (1), 14637 (1), 14638 (1), 14639 (1), 14640 (1), 52272 (7) and 126133 (6); LSUMZ 15328 (1). Distribution: Western Atlantic Ocean; from Florida, USA, to northern Brazil; entering estuaries and littoral lagoons and ascending river courses; (Nicaragua) UI, WK, Pr, GM, KP, Es, BF, IM and To (Atlantic); 0–15 masl; Per, Dia, Amp. Occurrence and conservation status: Nat; LC (2019), population trend unknown. Literature: Villa (1982: 222, as Eleotris pisonis (Gmelin 1789) —misidentification; detailed description, including illustrations and an identification key, and information on distribution and ecology), Bussing (1998: 417, as E. pisonis —missidentification; brief description, including illustrations and an identification key, and information on distribution, with a map, and ecology), van den Berghe (2015: 38, as Eliotris pictus —misspelled and misidentification; listed, including an illustration and information on distribution and ecology), Robertson & Van Tassell (2019: 4097; detailed description, including illustrations, and information on distribution, with a map, and ecology) and Angulo (2021: 34; listed, including information on distribution) and Angulo (2021: 34; listed, including information on distribution).