Genus Achomosphaera
- Species total:
- 97
- Age range:
- 514 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Achomosphaera valianta | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera sp.2 Sah et al,1969 | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera sp.2 | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera mariannae | Late Cretaceous | Danian |
|
| Achomosphaera operculata | Late Cretaceous | Danian |
|
| Achomosphaera communis | Senonian | Senonian |
|
| Achomosphaera ramosasimilis | Early Santonian | Piacenzian |
|
| Achomosphaera ramosa | Santonian | Oligocene |
|
| Achomosphaera fenestra | Early Campanian | Middle Campanian |
|
| Achomosphaera sp.A Kirs.,1991 | Early Campanian | Middle Campanian |
|
| Achomosphaera danica | Campanian | Campanian |
|
| Achomosphaera bulla | Campanian | Early Maestrichtian |
|
| Achomosphaera recurvatum | Campanian | Campanian |
|
| Achomosphaera hyperacantha | Late Campanian | Oligocene |
|
| Achomosphaera microreticulata | Maastrichtian | Danian |
|
| Achomosphaera sp.B Kirs.,1991 | Early Maastrichtian | Early Maastrichtian |
|
| Achomosphaera antleriformis | Early Maastrichtian | Early Maastrichtian |
|