biornata, Curimata Braga [L.] & Azpelicueta [M. de las M.] 1987:466, Figs. 1-2 [Revue Suisse de Zoologie v. 94 (no. 2); ref. 9141] Arroyo Juan Blanco, tributary of Río de la Plata, Magdalena, Buenos Aires, Argentina, about 35°11'S, 57°24'W. Holotype: MLP 10-I-50-13. Paratypes: MACN 361 (3), 7336 (3); MCP (3 lots, 6), MHNG (1); MLP (9 lots, 17); MHNG 2367.88 & MLP 10-I-50-13 (17, 1 c&s); plus additional non-type material. Type catalog: Braga & Piacentino 1994:99 [ref. 23697], Miquelarena & Nadalin 2014:1 [ref. 33466]. . •Valid as Steindachnerina biornata (Braga & Azpelicueta 1987) -- (Vari 1991:51 [ref. 19019], Vari in Reis et al. 2003:60 [ref. 27061], López et al. 2003:11 [ref. 27366], Menni 2004:72 [ref. 28131], Netto-Ferreira & Vari 2011:527 [ref. 31707], Litz & Koerber 2014:7 [ref. 33622], Mirande & Koerber 2015:12 [ref. 35117], Bertaco et al. 2016:415 [ref. 34561], Petry et al. 2016:303 [ref. 34966], Nión et al. 2016:27 [ref. 35565], Britski et al. 2019:13 [ref. 36683], Loureiro et al. 2023:45 [ref. 40506], Dillman & Vari 2024:328 [ref. 40817]). Current status: Valid as Steindachnerina biornata (Braga & Azpelicueta 1987). Curimatidae. Distribution: South America: Río Uruguai and lower Rio Paraná drainages and coastal rivers (southern Brazil, Uruguay). Habitat: freshwater.