albus, Serrasalmo Humboldt [F. H. A. von] in Humboldt & Valenciennes 1821:173, Pl. 47 (fig. 1) [Voyage de Humboldt et Bonpland v. 2 (Title page 1833); ref. 5612] Not regarded as a species; should have been "Serrasalmo Cariba, albus..." according to Fink 1993:669 [ref. 20937]. Invalid name (as Serrasalmus albus) (Machado-Allison et al. 1991:125 [ref. 22050]). •In the synonymy of Pygocentrus cariba (Humboldt 1821) -- (Fink 1993:669 [ref. 20937], Nico 2001:139 [ref. 25828] with comments, Machado-Allison 2002:58 [ref. 27640], Jégu in Reis et al. 2003:189 [ref. 27061]). •Unavailable name -- (Toledo-Piza et al. 2024:446 [ref. 40817]). Nomen Nudum. Current status: Synonym of Pygocentrus cariba (Humboldt 1821). Serrasalmidae: Serrasalminae.