TaxNo: 4158Family Clymeniidae
| Suborder: |
Clymeniina
|
| Superfamily: |
Clymenioidea
|
| Family: | Clymeniidae |
| Qualifier: | fa |
| Author: |
Edwards 1849,p.21,50
|
| Lower Boundary: |
UD4C--UD5A:serpent.--Cl.laevigata[16,75], 365.6 million years
|
| Upper Boundary: |
UD5C--UD6A1: Sphenoclym.brevispina base, 364 million years
|