TaxNo: 3143Eumorphoceras sp.
| Suborder: |
Goniatitina
|
| Superfamily: |
Dimorphoceratoidea
|
| Family: |
Girtyoceratidae
|
| Subfamily: |
Girtyoceratinae
|
| Genus: |
Eumorphoceras
|
| Species: | sp. |
| Qualifier: | in |
| Author: |
div. authors
|
| Lower Boundary: |
GBY E1c--E2a1 (Crav.malham.--cowling.), 324 million years
|
| Upper Boundary: |
GBY E2c4--H1a(Nu.nuculum--I.subglobosum), 319 million years
|