voulezi, Rhamdia branneri Haseman [J. D.] 1911:378, Pl. 76 [Annals of the Carnegie Museum v. 7 (nos 3-4) (19); ref. 2048] Rio Iguaçu at Porto União da Victória, Brazil. Holotype: FMNH 54238 [ex CM 2854]. Paratypes: FMNH 54329 [CM 2855a-b] (2). Type catalog: Henn 1928:78 [ref. 12305], Ibarra & Stewart 1987:74 [ref. 12367], Ferraris 2007:201 [ref. 29155]. •Synonym of Rhamdia branneri Haseman 1911, but a valid subspecies as described -- (Burgess 1989:278 [ref. 12860]). •Synonym of Rhamdia quelen (Quoy & Gaimard 1824) -- (Silfvergrip 1996:96 [ref. 22347], Bockmann & Guazzelli in Reis et al. 2003:425 [ref. 27061], Ferraris 2007:201 [ref. 29155]). •Valid as Rhamdia voulezi Haseman 1911 -- (Garavello & Shibatta 2016:[6] [ref. 34385], Koerber et al. 2017:5 [ref. 35083], Ribolli et al. 2017:[5] [ref. 35238], Koerber et al. 2017:6 [ref. 35632], Koerber et al. 2019:6 [ref. 36736], Mirande & Koerber 2020:2 [ref. 37594], Reis et al. 2020:466 [ref. 38364]). Current status: Valid as Rhamdia voulezi Haseman 1911. Heptapteridae: Rhamdiinae. Distribution: South America: Iguaçu River basin (Brazil and Argentina). Habitat: freshwater.