Genus Achomosphaera
- Species total:
- 97
- Age range:
- 514 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Achomosphaera triangulata | Late Hauterivian | Pleistocene |
|
| Achomosphaera membraniphora | Middle Cretaceous | Middle Miocene |
|
| Achomosphaera pachyderma | Early Aptian | Early Aptian |
|
| Achomosphaera sp.B | Albian | Maastrichtian |
|
| Achomosphaera crassipellis | Middle Albian | Late Pliocene |
|
| Achomosphaera regiensis | Late Vraconian | Danian |
|
| Achomosphaera heterostylis | Cenomanian | Campanian |
|
| Achomosphaera sp. Anto.,1974 | Late Cenomanian | Late Cenomanian |
|
| Achomosphaera sp. He,1991 | Turonian | Turonian |
|
| Achomosphaera globata | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera malleofera | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera sp.1 Sah et al,1969 | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera convexa | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera robusta | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera delicata | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera sp.1 | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera valianta | Late Cretaceous | Late Cretaceous |
|