Procephalaspis
Extinct genus of jawless fishes
From Wikipedia, the free encyclopedia
Procephalaspis is an extinct genus of jawless fish.
| Procephalaspis Temporal range: Silurian | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Infraphylum: | Agnatha |
| Class: | †Osteostraci |
| Order: | †Thyestiida |
| Genus: | †Procephalaspis |
