TaxNo: 276Oxintoceras thaumastum+
| Suborder: |
Goniatitina
|
| Superfamily: |
Pericycloidea
|
| Family: |
Intoceratidae
|
| Genus: |
Oxintoceras
|
| Species: | thaumastum+ |
| Qualifier: | ss |
| Author: |
Kuzina 1974,p.28
|
| Lower Boundary: |
RUN Kos'vinskii--Nortnichskii, 340 million years
|
| Upper Boundary: |
RUN Nortnichskiy gorizont top, 339 million years
|