| Izuus Temporal range: | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Division: | Teleostei |
| Order: | Blenniiformes |
| Family: | Pomacentridae |
| Genus: | †Izuus Saito, 1938 |
| Species: | †I. nakamurai |
| Binomial name | |
| †Izuus nakamurai Saito, 1938 | |
Izuus is an extinct genus of prehistoric damselfish from the Miocene. It contains a single species, I. nakamurai from Early Miocene-aged rocks of Shizuoka, Japan. It is one of the few damselfishes known in the fossil record.