TaxNo: 5329Family Mongoloceratidae
| Suborder: |
Goniatitina
|
| Superfamily: |
Popanoceratoidea
|
| Family: | Mongoloceratidae |
| Qualifier: | fa |
| Author: |
Ruzhencev & Bog. 1978,p.87
|
| Lower Boundary: |
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|
| Upper Boundary: |
Capitanian--Wuchiapingian [CAP--DZH], 260.4 million years
|