Edge Rewrite
// request.cf · coarse context

A page that knows where it met you.

Only coarse request metadata is shown. This demo does not display or persist visitor IP addresses.

Country
US
Cloudflare location
CMH
Connection
HTTP/2
Language
Not provided

Ray ID: a22b302768207fd8

Jump to content

Protaspis

From Wikipedia, the free encyclopedia

Protaspis
Temporal range: Late Emsian
Scientific classification Edit this 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]
  1. 1 2 "Protaspis Bryant, 1933". Global Biodiversity Information Facility. Retrieved 1 March 2026.