| Hydrolycus wallacei | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Characiformes |
| Family: | Cynodontidae |
| Genus: | Hydrolycus |
| Species: | H. wallacei |
| Binomial name | |
| Hydrolycus wallacei | |
Hydrolycus wallacei, Wallace's payara, is a species of freshwater ray-finned fish belonging to the family Cynodontidae, the dogtooth tetras. This fish is found in the upper Orinoco and Rio Negro in Brazil, Venezuela and Colombia.