| Suborder: |
Goniatitina
|
| Superfamily: |
Gastrioceratoidea
|
| Family: |
Glaphyritidae
|
| Subfamily: |
Glaphyritinae
|
| Genus: | Richardsonites |
| Qualifier: | ge |
| Author: |
Elias 1956,p.128
|
| Lower Boundary: |
UOK Caney Shale base, 326.4 million years
|
| Upper Boundary: |
RUS Nm1c2--Nm2a1, Homoc.-Hudsonoc.GZ, 318.1 million years
|
Loading