TaxNo: 3773Family Intoceratidae
| Suborder: |
Goniatitina
|
| Superfamily: |
Pericycloidea
|
| Family: | Intoceratidae |
| Qualifier: | fa |
| Author: |
Kuzina 1971,p.39
|
| Lower Boundary: |
UMO Chouteau Lst. base, 354 million years
|
| Upper Boundary: |
RUN Nortnichskiy gorizont top, 339 million years
|