propinquus, Basilichthys bonariensis var. Lahille [F.] 1929:320, Fig. 12 [Boletin del Ministerio de Agricultura de la Nación (Buenos Aires) 28 (no. 3) (for July-Sept. 1929); ref. 9887] Mar del Plata, Buenos Aires, Argentina. •Synonym of Odontesthes argentinensis (Valenciennes 1835) -- (Dyer 1998:535 [ref. 23858], Dyer in Reis et al. 2003:521 [ref. 27061], Koerber & Litz 2014:5 [ref. 34967], Koerber & Litz 2016:6 [ref. 35098]). Current status: Synonym of Odontesthes argentinensis (Valenciennes 1835). Atherinopsidae: Atherinopsinae. Habitat: freshwater, brackish, marine.