brachypterygium, Astyanax Bertaco [V. A.] & Malabarba [L. R.] 2001:228, Figs. 9-10 [Ichthyological Exploration of Freshwaters v. 12 (no. 3); ref. 25645] Bom Jesus, arroio Agua Branca, 28°36'S, 50°24'W, Rio Grande do Sul, Brazil, elevation 1050 meters. Holotype: MCP 26094. Paratypes: MCP 8627 (1, c&s), 11661 (5), 14367 (24), 14391 (26, 5 c&s), 22296 (10); MZUSP 62713 (20); NMW 94544 (20); UFRGS 4950 (20); USNM 364303 (20). •Valid as Astyanax brachypterygium Bertaco & Malabarba 2001 -- (Azpelicueta et al. 2002:1052 [ref. 26511], Almirón et al. 2002:8 [ref. 26720], Buckup in Reis et al. 2003:108 [ref. 27061], Casciotta et al. 2003:332 [ref. 27401], Azpelicueta et al. 2003:11 [ref. 27696], Mirande et al. 2004:220 [ref. 27659], Bertaco & Lucena 2006:58 [ref. 28628], de Melo & Buckup 2006:50 [ref. 28622], Bertaco & Lucena 2010:19 [ref. 30750], Bertaco et al. 2010:267 [ref. 30864], Tagliacollo et al. 2011:41 [ref. 31138], Oliveira et al. 2013:292 [ref. 32756], Lucena et al. 2013:231 [ref. 32870], Lucena et al. 2013:542 [ref. 32914], Ingenito & Duboc 2014:282 [ref. 33374], Bertaco & Vigo 2015:267 [ref. 33857], Bertaco et al. 2016:412 [ref. 34561], da Graça et al. 2017:12 [ref. 35556], Oliveira et al. 2017:179 [ref. 35587] as brachypterygyrium). Current status: Valid as Astyanax brachypterygium Bertaco & Malabarba 2001. Characidae: Stethaprioninae. Distribution: Upper Uruguay and Jacuí River basins, Brazil. Habitat: freshwater.