| Suborder: |
Goniatitina
|
| Superfamily: |
Pericycloidea
|
| Family: |
Muensteroceratidae
|
| Genus: |
Cluthoceras
|
| Species: | pisiforme |
| Qualifier: | ss |
| Author: |
Gordon 1965,p.180
|
| Lower Boundary: |
UAR basal--lower shale of Fayetteville, 327 million years
|
| Upper Boundary: |
UAR lower shale--Wedington/Fayetteville, 326.4 million years
|
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