TaxNo: 4831Genus Verancoceras
| Suborder: |
Goniatitina
|
| Superfamily: |
Neoglyphioceratoidea
|
| Family: |
Cravenoceratidae
|
| Subfamily: |
Cravenoceratinae
|
| Genus: | Verancoceras |
| Qualifier: | ge |
| Author: |
Ruzhencev & Bog. 1971,p.282
|
| Lower Boundary: |
RUS Nm1b1--Nm1b2 (Domb.carinat.--tectus), 324.6 million years
|
| Upper Boundary: |
RUS Nm1c2--Nm2a1, Homoc.-Hudsonoc.GZ, 318.1 million years
|