TaxNo: 6060Genus Sedgwickoceras
| Suborder: |
Tornoceratina
|
| Superfamily: |
Praeglyphioceratoidea
|
| Family: |
Sporadoceratidae
|
| Genus: | Sedgwickoceras |
| Qualifier: | gh |
| Author: |
Bogoslovsky 1957,p.45
|
| Valid: | Maeneceras Hyatt,1884,p.321 |
| Lower Boundary: |
UD2F--UD2G:(subvaricatum Zone base), 370.8 million years
|
| Upper Boundary: |
UD5C--UD6A1: Sphenoclym.brevispina base, 364 million years
|