TaxNo: 3766Family Imitoceratidae
| Suborder: |
Tornoceratina
|
| Superfamily: |
Prionoceratoidea
|
| Family: | Imitoceratidae |
| Qualifier: | fy |
| Author: |
Ruzhencev 1950,p.87
|
| Valid: |
Prionoceratidae Hyatt,1884 [TAX3764] |
| Lower Boundary: |
P.delph.--low.Platyclym.annulata IIIb/IV, 367.6 million years
|
| Upper Boundary: |
UTX Graham Fm. top, 301 million years
|