TaxNo: 1046Protoxyclymenia dubia
| Suborder: |
Clymeniina
|
| Superfamily: |
Clymenioidea
|
| Family: |
Clymeniidae
|
| Genus: |
Protoxyclymenia
|
| Species: | dubia |
| Qualifier: | ss |
| Author: |
Loewinson-Lessing 1892,p.22
|
| Lower Boundary: |
UD4B--UD4C: serpentina Zone base [16,45], 366.4 million years
|
| Upper Boundary: |
UD4C--UD5A:serpent.--Cl.laevigata[16,75], 365.6 million years
|