| Suborder: |
Goniatitina
|
| Superfamily: |
Dimorphoceratoidea
|
| Family: |
Dimorphoceratidae
|
| Subfamily: |
Glyphiolobinae
|
| Genus: |
Glyphiolobus
|
| Species: | sp. |
| Qualifier: | in |
| Author: |
div. authors
|
| Lower Boundary: |
Up.Visean Goniatites BZ base [up.VIS], 333.5 million years
|
| Upper Boundary: |
RUS Nm2c2 top;Biling./Canc.--Bran./Gast., 313 million years
|
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