TaxNo: 5322Genus Propopanoceras
| Suborder: |
Goniatitina
|
| Superfamily: |
Popanoceratoidea
|
| Family: |
Popanoceratidae
|
| Genus: | Propopanoceras |
| Qualifier: | ge |
| Author: |
Tumanskaia 1938,p.108
|
| Lower Boundary: |
Asselian--Sakmarian [ASS--SAK], 294.6 million years
|
| Upper Boundary: |
Sakmarian--Artinskian [SAK--ART], 284.4 million years
|