| Suborder: |
Goniatitina
|
| Superfamily: |
Gonioloboceratoidea
|
| Family: |
Gonioloboceratidae
|
| Genus: |
Gonioloboceras
|
| Species: | gracellenae |
| Qualifier: | ss |
| Author: |
Miller & Cline 1934,p.175
|
| Lower Boundary: |
UOK Nellie Bly Fm. base, 305.9 million years
|
| Upper Boundary: |
UOK Nellie Bly Fm.,Skiatook--Ochelata Gr, 305.6 million years
|
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