Piaractus

Piaractus
Piaractus brachypomus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Characiformes
Family:	Serrasalmidae
Genus:	Piaractus C. H. Eigenmann, 1903
Type species
Myletes brachypomus G. Cuvier, 1817

Piaractus is a genus of large serrasalmid from South America. The two recognized species of Piaractus are very similar in appearance and were formerly included in the genus Colossoma, which currently only contains another similar species, the tambaqui (Colossoma macropomum).

There are currently two recognized species in this genus:

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Wikipedia