Pteraspidomorpha - Pteraspidiformes - Protaspididae
Alternative combination: Protaspis (Cosmaspis) transversa
Full reference: R. H. Denison. 1970. A revised classificiation of Pteraspididae with description of new forms from Wyoming. Fieldiana: Geology 20:1-41
Belongs to Cosmaspis according to D. K. Elliot and H. G. Johnson 1997
See also Denison 1970
Sister taxa: none
Type specimen: PF 4334, a skull (dorsal shield). Its type locality is Cottonwood Canyon (FMNH excavation), which is in a Lochkovian estuary/bay siliciclastic in the Beartooth Butte Formation of Wyoming.
Ecology:
Distribution:
• Devonian of United States (2: Wyoming collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.