brevis, Pimelodus Marini [T. L.], Nichols [J. T.] & LaMonte [F. R.] 1933:1, Fig. 1 [American Museum Novitates No. 618; ref. 2889] Río Durazno, Río de la Plata, San Fernando, Argentina. Holotype (unique): AMNH 12240 (missing since 1960s). Type catalog: Ferraris 2007:337 [ref. 29155]. •Valid as Pimelodus brevis Marini, Nichols & LaMonte 1933 -- (Burgess 1989:279 [ref. 12860], Azpelicueta 1995:75 [ref. 21673], Vidal & Lucena 1999:122 [ref. 24269], Lundberg & Littmann in Reis et al. 2003:439 [ref. 27061], López et al. 2003:58 [ref. 27366], Menni 2004:83 [ref. 28131], Ferraris 2007:337 [ref. 29155], Ribeiro et al. 2011:128 [ref. 31238], Litz & Koerber 2014:19 [ref. 33622], Nión et al. 2016:34 [ref. 35565]). •Synonym of Pimelodus argenteus Perugia 1891 -- (Mirande & Koerber 2015:32 [ref. 35117], Koerber & Litz 2016:4 [ref. 35098], Koerber et al. 2017:49 [ref. 35267], Koerber et al. 2020:7 [ref. 37480]). Current status: Synonym of Pimelodus argenteus Perugia 1891. Pimelodidae. Habitat: freshwater.