TaxNo: 5863Family Somoholitidae
| Suborder: |
Goniatitina
|
| Superfamily: |
Shumarditoidea
|
| Family: | Somoholitidae |
| Qualifier: | fa |
| Author: |
Ruzhencev 1938,p.280
|
| Lower Boundary: |
U Atokan--Desmoinesian [ATO--DES], 308.6 million years
|
| Upper Boundary: |
UTX Kungurian/Leonardian base, 275.6 million years
|