TaxNo: 1432Sphaeromanticoceras rhynchostoma
| Suborder: |
Anarcestina
|
| Superfamily: |
Beloceratoidea
|
| Family: |
Gephuroceratidae
|
| Subfamily: |
Gephuroceratinae
|
| Genus: |
Sphaeromanticoceras
|
| Species: | rhynchostoma |
| Qualifier: | ss |
| Author: |
Clarke 1899,p.65
|
| Lower Boundary: |
UNY Upper Cashaqua--Rhinestreet (20--21), 379.3 million years
|
| Upper Boundary: |
UNY Angola Shale--Lower Hanover (22--23), 376.9 million years
|