5808 Piaractus brachypomus (Cuvier, 1818) Serrasalmidae Piranhas and pacus Colossomatinae Characiformes Teleostei Pirapitinga South America: Amazon and Orinoco River basins (Ref. 39031). Reported from Argentina (Ref. 9086). IGFA 25 N 80 W Piaractus brachypomus IGFA 1 S 46 W Piaractus brachypomus IGFA 26 N 80 W Colossoma brachypomum IGFA 25 N 80 W Colossoma brachypomum