uruguayensis, Ageneiosus Devincenzi [G. J.] 1933:3, Pl. 1 [Anales del Museo Nacional de Historia Natural de Montevideo (Serie 2) v. 4 (no. 3); ref. 16419] Río Uruguay at Paysandú, Uruguay. Holotype: MHNM CI 317. Paratypes: (4) MHNM CI 316 (2), 320 (1 or 2). Type catalog: Olazarri et al. 1970:4 [ref. 23527], Ferraris 2007:70 [ref. 29155], Loureiro et al. 2016:412 [ref. 35150]. •Valid as Ageneiosus uruguayensis Devincenzi 1933 -- (Burgess 1989:286 [ref. 12860]). •Synonym of Ageneiosus militaris Valenciennes 1835 -- (Ferraris in Reis et al. 2003:472 [ref. 27061], Ferraris 2007:70 [ref. 29155], Litz & Koerber 2014:18 [ref. 33622], Mirande & Koerber 2015:30 [ref. 35117], Ribeiro et al. 2017:52 [ref. 35133]). Current status: Synonym of Ageneiosus militaris Valenciennes 1835. Auchenipteridae: Auchenipterinae. Habitat: freshwater.