Tetragonopterus chalceus
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Characiformes
- family: Characidae
- genus: Tetragonopterus
- species: Tetragonopterus chalceus
Penedo
Alagoas
Carolina
Maranhão
Buritizeiro
Pirapora
Minas Gerais
Petrolina
Pernambuco
Brazil- Venezuela
Bartica
San Carlos de Río Negro