argentinensis, Atherina Valenciennes [A.] in Cuvier & Valenciennes 1835:472 [Histoire naturelle des poissons v. 10; ref. 1004] Montevideo, Uruguay. Syntypes: ?BMNH 1917.7.14.52 (1) Beagle specimen; MNHN A-4362 (3), A-4363 (2). Type catalog: Blanc & Hureau 1971:702 [ref. 21541]. •Valid as Odontesthes argentinensis (Valenciennes 1835) -- (Dyer 1998:535 [ref. 23858], Gállego et al. 1998:105 [ref. 25010], Dyer & Gosztonyi 1999:215 [ref. 24265], Beheregaray & Levy 2000:441 [ref. 24456], Cousseau & Perrotta 2000:84 [ref. 25942], Bemvenuti 2002:256 [ref. 26202], Malabarba & Dyer 2002:260 [ref. 26538], López et al. 2002:64 [ref. 26808], Dyer in Reis et al. 2003:520 [ref. 27061], Menezes et al. in Menezes et al. 2003:66 [ref. 27192], Dyer 2006:78 [ref. 30646], Di Dario et al. 2011:548 [ref. 31478], Mabragaña et al. 2011:table S2 [ref. 31800], Fabiano et al. 2014:8 [ref. 33530], Koerber & Litz 2014:5 [ref. 34967], Koerber & Litz 2016:6 [ref. 35098], Nión et al. 2016:41 [ref. 35565], Wingert et al. 2017:524 [ref. 35244], Ribeiro et al. 2019:4 [ref. 36717], D'Anatro et al. 2020:100 [ref. 37618], Koerber et al. 2020:8 [ref. 37480], Mirande & Koerber 2020:2 [ref. 37594], Koerber et al. 2021:9 [ref. 38894], Carvalho-Filho 2023:95 [ref. 40480], Koerber et al. 2023:9 [ref. 40355], Loureiro et al. 2023:164 [ref. 40506]). Current status: Valid as Odontesthes argentinensis (Valenciennes 1835). Atherinopsidae: Atherinopsinae. Distribution: Southwestern Atlantic: São Paulo (Brazil) south to Bahia Blanca (Argentina). Habitat: freshwater, brackish, marine.