TaxNo: 5831Genus Praeglyphioceras
| Suborder: |
Tornoceratina
|
| Superfamily: |
Praeglyphioceratoidea
|
| Family: |
Praeglyphioceratidae
|
| Genus: | Praeglyphioceras |
| Qualifier: | ge |
| Author: |
Wedekind 1908,p.599
|
| Lower Boundary: |
UD2F--UD2G:(subvaricatum Zone base), 370.8 million years
|
| Upper Boundary: |
UD4A--UD4B: dunkeri Zone base [15,55], 366.8 million years
|