TaxNo: 3377Stacheoceras? gilliamense
| Suborder: |
Goniatitina
|
| Superfamily: |
Cycloloboidea
|
| Family: |
Vidrioceratidae
|
| Genus: |
Stacheoceras?
|
| Species: | gilliamense |
| Qualifier: | ss |
| Author: |
Böse 1919,p.131
|
| Lower Boundary: |
UTX Word Fm. 2nd--3rd Lst., 266.5 million years
|
| Upper Boundary: |
UTX Word Fm. 3rd Lst. top, 265.8 million years
|