Genus Impletosphaeridium
- Species total:
- 102
- Age range:
- 500 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Impletosphaeridium varispinosum | Late Bathonian | Late Callovian |
|
| Impletosphaeridium ehrenbergii | Early Bathonian | Middle Volgian |
|
| Impletosphaeridium polytrichum | Late Bajocian | Early Ryazanian |
|
| Impletosphaeridium lumectum | Middle Callovian | Early Ryazanian |
|
| Impletosphaeridium capillaceum | Late Kimmeridgian | Berriasian |
|
| Impletosphaeridium tribuliferum | Late Bathonian | Ryazanian |
|
| Impletosphaeridium multifurcillatum | Hauterivian | Early Barremian |
|
| Impletosphaeridium furcillatum | Hauterivian | Early Barremian |
|
| Impletosphaeridium williamsii | Cenomanian | Early Turonian |
|
| Impletosphaeridium clavulum | Cenomanian | Early Campanian |
|
| Impletosphaeridium radiculopse | Santonian | Maastrichtian |
|
| Impletosphaeridium charrieri | Late Maastrichtian | Early Paleocene |
|
| Impletosphaeridium cingulatum | Paleocene | Danian |
|
| Impletosphaeridium sp.2 | Thanetian | Early Eocene |
|
| Impletosphaeridium petalum | Early Thanetian | Middle Eocene |
|
| Impletosphaeridium selseyense | Early Eocene | Middle Eocene |
|
| Impletosphaeridium polypes | Albian | Middle Eocene |
|