TaxNo: 3029Subgenus Type_B
| Suborder: |
Goniatitina
|
| Superfamily: |
Pericycloidea
|
| Family: |
Pericyclidae
|
| Subfamily: |
Ammonellipsitinae
|
| Genus: |
Ammonellipsites
|
| Subgenus: | Type_B |
| Qualifier: | gx |
| Author: |
Parkinson 1822,p.164
|
| Lower Boundary: |
Pericyclus--Fasciperic./Ammonellips.BZ, 348.5 million years
|
| Upper Boundary: |
Fascip./Ammon.--Bollandoc./Bollandit. BZ, 345.3 million years
|