chagresi, Menidia Meek [S. E.] & Hildebrand [S. F.] in Meek 1914:119 [Field Museum of Natural History, Publications, Zoölogical Series v. 10 (no. 10); ref. 2961] Río Chagres at Gorgona Island, Panama Canal Zone, Panama. Lectotype: USNM 81761. Paralectotypes: ANSP 90845 (2); FMNH 7859-60 (29, 6), 31913-20 (8), 31921-40 (20), 31942-44 (3), 31945-48 (4); UCR 0444-15 (3), 1013-004 (8), 1100-001 (8), 1101-001 (9), 1126-024 (53), 1144-01 (now 26, was 31); USNM 79726 (20), 79728 (3). Type catalog: Ibarra & Stewart 1987:56 [ref. 12367], Böhlke 1984:23 [ref. 13621], Angulo et al. 2015:368 [ref. 35212]. •Valid as Melaniris chagresi (Meek & Hildebrand 1914) -- (Bussing 1987:157 [ref. 22927]). •Valid as Atherinella chagresi (Meek & Hildebrand 1914) -- (Chernoff 1986:92 [ref. 5848], Chernoff 1986:242 [ref. 5847], Bussing 1998:240 [ref. 24179], Chernoff 2003:1098 [ref. 27017], Dyer in Reis et al. 2003:516 [ref. 27061], Angulo et al. 2023:56 [ref. 40676]). Current status: Valid as Atherinella chagresi (Meek & Hildebrand 1914). Atherinopsidae: Menidiinae. Distribution: Western Atlantic: Nicaragua, Costa Rica and Panama. Habitat: freshwater, brackish, marine.