| Bartail jawfish | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Perciformes |
| Family: | Opistognathidae |
| Genus: | Opistognathus |
| Species: | O. cuvierii |
| Binomial name | |
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Opistognathus cuvierii Valenciennes, 1836 |
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| Synonyms | |
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The bartail jawfish (Opistognathus cuvierii) is a species of jawfish known only from reefs in the Atlantic Ocean off the coast of southern Brazil. This species can reach a length of 11.4 centimetres (4.5 in) SL.