ytu, Bryconamericus Almirón [A. E.], Azpelicueta [M. de las M.] & Casciotta [J. R.] 2004:4, Figs. 1-5 [Zoologische Abhandlungen; Staatliches Museum für Tierkunde in Dresden v. 54; ref. 27986] Arroyo Shangay, 27°29'S, 54°40'W, río Uruguay basin, Misiones Province, Argentina. Holotype: MACN-ict 8670. Paratypes: MLP 10457 [ex AI 146] (10), MHNG 2644.99 (2), MTD F 28100-01 (2). Type catalog: Nadalin & López 2015:2 [ref. 34112]. •Valid as Bryconamericus ytu Almirón, Azpelicueta & Casciotta 2004 -- (Koerber 2011:2 [ref. 31122], Koerber 2014:4 [ref. 33621], Thomaz et al. 2015:Add. 5 [ref. 33893], Mirande & Koerber 2015:21 [ref. 35117]). Current status: Valid as Bryconamericus ytu Almirón, Azpelicueta & Casciotta 2004. Characidae: Stevardiinae. Distribution: Uruguay River basin, Argentina. Habitat: freshwater.