Remo Flounder
Oncopterus darwinii
- Least concern
- Card rarity: Common
- Fish

The Remo flounder, Oncopterus darwinii, is an edible flatfish of the monotypic family Oncopteridae. It is a demersal fish that lives on bottoms at depths of between 20 and 80 metres. Its native habitat is the southwestern Atlantic along the southeast coast of South America, from Santa Catarina, Brazil in the north to the San Matías Gulf, Argentina in the south. It can reach 30 centimetres (12 in) in length.
Classification
- Class
- Actinopterygii
- Order
- Carangiformes
- Family
- Oncopteridae
- Genus
- Oncopterus