| Cretazeus Temporal range: Late Cretaceous | |
|---|---|
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| A restoration of Cretazeus rinaldii (bottom) compared with Nardovelifer altipinnis (top) | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Zeiformes |
| Family: | incertae sedis |
| Genus: | †Cretazeus Tyler, Bronzi & Ghiandoni, 2000 |
| Species: | †C. rinaldii |
| Binomial name | |
| †Cretazeus rinaldii Tyler, Bronzi & Ghiandoni, 2000 | |
Cretazeus is an extinct genus of ray-finned fish from the Campanian epoch of Nardò, Italy. It is the oldest known zeiform fish, and cannot yet be placed in any family.