n = 12
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Colossoma bidens | (Spix & Agassiz, 1829) | Piaractus brachypomus | Serrasalmidae | Pirapitinga |
| Colossoma brachypomum | (Cuvier, 1818) | Piaractus brachypomus | Serrasalmidae | Pirapitinga |
| Colossoma branchypomus | (Cuvier, 1818) | Piaractus brachypomus | Serrasalmidae | Pirapitinga |
| Colossoma canterai | Devincenzi, 1942 | Piaractus mesopotamicus | Serrasalmidae | Pacu |
| Colossoma macropodum | (Cuvier, 1816) | Colossoma macropomum | Serrasalmidae | Cachama |
| Colossoma macropomum | (Cuvier, 1816) | Colossoma macropomum | Serrasalmidae | Cachama |
| Colossoma mitrei | (Berg, 1895) | Piaractus mesopotamicus | Serrasalmidae | Pacu |
| Colossoma nigripinne | (Cope, 1878) | Colossoma macropomum | Serrasalmidae | Cachama |
| Colossoma oculus | (Cope, 1872) | Colossoma macropomum | Serrasalmidae | Cachama |
| Colossoma paco | (Humboldt, 1821) | Piaractus brachypomus | Serrasalmidae | Pirapitinga |
| Colossoma tambaqui | (Amaral Campos, 1946) | Colossoma macropomum | Serrasalmidae | Cachama |
| Colossoma tombaqui | (Amaral Campos, 1946) | Colossoma macropomum | Serrasalmidae | Cachama |