Gyrodus
| Gyrodus Temporal range: Jurassic - Cretaceous | |
|---|---|
 | |
| Gyrodus hexagonus from Kelheim, Germany. | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Pycnodontiformes |
| Family: | Pycnodontidae |
| Genus: | Gyrodus |
Gyrodus hexagonus
Gyrodus circularis
Gyrodus is an extinct genus of pycnodontiform ray-finned fish that lived in the Jurassic and Cretaceous.
Sources
- Fossils (Smithsonian Handbooks) by David Ward
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