TaxNo: 5231Genus Subperrinites
| Suborder: |
Goniatitina
|
| Superfamily: |
Shumarditoidea
|
| Family: |
Perrinitidae
|
| Genus: | Subperrinites |
| Qualifier: | gy |
| Author: |
Tharalson 1984,p.809
|
| Valid: | Properrinites Elias,1938,p.102 |
| Lower Boundary: |
Gzhelian--Asselian [C--P], 299 million years
|
| Upper Boundary: |
Sakmarian--Artinskian [SAK--ART], 284.4 million years
|