TaxNo: 223Zadelsdorfia? sp.B
| Suborder: |
Tornoceratina
|
| Superfamily: |
Prionoceratoidea
|
| Family: |
Prionoceratidae
|
| Subfamily: |
Gattendorfiinae
|
| Genus: |
Zadelsdorfia?
|
| Species: | sp.B |
| Qualifier: | of |
| Author: |
Miller & Garner 1955,p.128
|
| Lower Boundary: |
UMI Marshall Sdst.II base, 353 million years
|
| Upper Boundary: |
UMI Marshall Sdst.II top, 351 million years
|