Pintailed knifefish
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Gymnotiformes
- family: Hypopomidae
- genus: Brachyhypopomus
- species: Brachyhypopomus pinnicaudatus
Iguape
São Paulo
Brazil
Kourou
Guyane
French Guiana
Villa Hayes
Presidente Hayes
Paraguay