TaxNo: 2506Tumulites pseudobilinguis 2
| Suborder: |
Goniatitina
|
| Superfamily: |
Dimorphoceratoidea
|
| Family: |
Girtyoceratidae
|
| Subfamily: |
Girtyoceratinae
|
| Genus: |
Tumulites
|
| Species: | pseudobilinguis 2 |
| Qualifier: | ss |
| Author: |
Horn 1960,p.328
|
| Lower Boundary: |
GBY E1b -- E1c; DER E1 alpha -- E1 beta, 325 million years
|
| Upper Boundary: |
DER E1 beta--E1 gamma, 324.3 million years
|