TaxNo: 3030Genus Asiacyclus
| Suborder: |
Goniatitina
|
| Superfamily: |
Pericycloidea
|
| Family: |
Pericyclidae
|
| Subfamily: |
Pericyclinae
|
| Genus: | Asiacyclus |
| Qualifier: | ge |
| Author: |
Librovitch 1962,p.366
|
| Lower Boundary: |
GBC Matthews 1970 base, 353 million years
|
| Upper Boundary: |
Tournaisian--Visean [TOU--VIS], 345.3 million years
|