Protaspis
Protaspis is an extinct genus of pteraspidid heterostracan agnathan which lived during the Early Devonian of the United States, with fossils found in marine strata in what is now Utah, Wyoming and Idaho. The following species are assigned to this genus:
 | This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these messages)
|
| Protaspis Temporal range: Late Emsian
| |
|---|---|
Scientific classification 
| |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Infraphylum: | Agnatha |
| Class: | †Pteraspidomorpha |
| Subclass: | †Heterostraci |
| Order: | †Pteraspidiformes |
| Family: | †Protaspididae |
| Genus: | †Protaspis Bryant, 1933[1] |
| Type species | |
| Pteraspis bucheri (Bryant, 1932)
| |
Protaspis is an extinct genus of pteraspidid heterostracan agnathan which lived during the Early Devonian of the United States, with fossils found in marine strata in what is now Utah, Wyoming and Idaho.
The following species are assigned to this genus:[1]
- Protaspis brevirostris Bryant, 1933
- Protaspis brevispina Denison, 1970
- Protaspis bucheri (Bryant, 1932)
- Protaspis cingulus Bryant, 1933
- Protaspis constrictus Bryant, 1933
- Protaspis dorfi (Bryant, 1932)
- Protaspis erroli (Denison, 1967)
- Protaspis mcgrewi Denison, 1970
- Protaspis transversa (Denison, 1970)
References
[edit]- ^ a b "Protaspis Bryant, 1933". Global Biodiversity Information Facility. Retrieved 1 March 2026.
 | This article about a prehistoric jawless fish is a stub. You can help Wikipedia by adding missing information. |