| Protriacanthus Temporal range: | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Division: | Teleostei |
| Order: | Tetraodontiformes |
| Family: | †Protriacanthidae Tyler & Sorbini, 1996 |
| Genus: | †Protriacanthus d'Erasmo, 1946 |
| Species: | †P. gortanii |
| Binomial name | |
| †Protriacanthus gortanii d'Erasmo, 1946 | |
Protriacanthus is an extinct genus of ray-finned fish. It contains a single species, P. gortanii.