| Silver dollar | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Characiformes |
| Family: | Characidae |
| Subfamily: | Serrasalminae |
| Genus: | Metynnis |
| Species: | M. argenteus |
| Binomial name | |
| Metynnis argenteus C. G. E. Ahl, 1923 |
|
Metynnis argenteus is a species of characin endemic to Brazil. It is one of the species known in the aquarium trade as the "silver dollar".