paco, Myletes Humboldt [F. H. A. von] in Humboldt & Valenciennes 1821:175, Pl. 47 (fig. 2) [Voyage de Humboldt et Bonpland v. 2 (Title page 1833); ref. 5612] Upper Río Marañon, Amazon River basin, Peru. No types known. •See Nico 2001:150 [ref. 25828]. •Synonym of Piaractus brachypomus (Cuvier 1818) -- (Jégu in Reis et al. 2003:187 [ref. 27061], Ota et al. 2024:418 [ref. 40817]). Current status: Synonym of Piaractus brachypomus (Cuvier 1818). Serrasalmidae: Colossomatinae. Habitat: freshwater.