TaxNo: 4726Martoceras dieneri+
| Suborder: |
Goniatitina
|
| Superfamily: |
Cycloloboidea
|
| Family: |
Vidrioceratidae
|
| Genus: |
Martoceras
|
| Species: | dieneri+ |
| Qualifier: | ss |
| Author: |
Smith 1927,p.46
|
| Lower Boundary: |
RIT Somohole beds base, 299 million years
|
| Upper Boundary: |
RIT Somohole beds top, 294.6 million years
|