Genus Achomosphaera
- Species total:
- 97
- Age range:
- 514 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Achomosphaera multifurcata | Late Paleocene | Chattian |
|
| Achomosphaera neptuni | Oxfordian | Montian |
|
| Achomosphaera operculata | Late Cretaceous | Danian |
|
| Achomosphaera pachyderma | Early Aptian | Early Aptian |
|
| Achomosphaera perforata | Early Miocene | Tiglian |
|
| Achomosphaera ramosa | Santonian | Oligocene |
|
| Achomosphaera ramosasimilis | Early Santonian | Piacenzian |
|
| Achomosphaera ramosissima | Paleocene | Paleocene |
|
| Achomosphaera ramulifera | Early Cretaceous | Holocene |
|
| Achomosphaera recurvata | Nd | Nd |
|
| Achomosphaera recurvatum | Campanian | Campanian |
|
| Achomosphaera regiensis | Late Vraconian | Danian |
|
| Achomosphaera reticulata | Early Cretaceous | Montian |
|
| Achomosphaera robusta | Late Cretaceous | Late Cretaceous |
|
| Achomosphaera sagena | Early Cretaceous | Serravallian |
|
| Achomosphaera septata | Teurian | Heretaungan |
|
| Achomosphaera sp | Bajocian | Holocene |
|