indefessus, Nans Mirande [J. M.], Aguilera [G.] & Azpelicueta [M. de las M.] 2004:717, Figs. 1-3, 5-6 [Revue Suisse de Zoologie v. 111 (no. 4); ref. 28084] Río Bermejo basin, río Pesçado at Estancia Anta Muerta (22°54.3'S, 64°28.2'W), Orán, Salta, Argentina. Holotype: CI-FML 4000. Paratypes: AI 107 (1, c&s), 138 (1), 157 (3); CI-FML 4001, 4003 (3); MNHNG 2643.87 (6) •Valid as Nantis indefessus (Mirande, Aguilera & Azpelicueta 2004 (after a new name for Nans)). •Valid as Nantis indefessus (Mirande, Aguilera & Azpelicueta 2004) -- (Mirande 2010:543 [ref. 31006] as cf. indefessus, Koerber 2011:2 [ref. 31122], Koerber 2014:4 [ref. 33621], Sarmiento et al. 2014:185 [ref. 35004], Mirande & Koerber 2015:22 [ref. 35117]). •Valid as Bryconamericus indefessus (Mirande, Aguilera & Azpelicueta 2004) -- (Thomaz et al. 2015:Add. 5 [ref. 33893], Koerber et al. 2015:2 [ref. 35179], Koerber et al. 2017:3 [ref. 35083], Koerber et al. 2017:3 [ref. 35632]). Current status: Valid as Bryconamericus indefessus (Mirande, Aguilera & Azpelicueta 2004). Stevardiidae: Diapominae. Distribution: Argentina and Bolivia. Habitat: freshwater.