Genus Impletosphaeridium
- Species total:
- 102
- Age range:
- 500 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Impletosphaeridium liaoningense | Early Oligocene | Middle Oligocene |
|
| Impletosphaeridium ligospinosum | Paleocene | Rupelian |
|
| Impletosphaeridium lorum | Late Paleocene | Eocene |
|
| Impletosphaeridium lumectum | Middle Callovian | Early Ryazanian |
|
| Impletosphaeridium luxurium | Late Paleocene | Eocene |
|
| Impletosphaeridium machaeroides | Late Eocene | Rupelian |
|
| Impletosphaeridium mediterraneum | Senonian | Senonian |
|
| Impletosphaeridium minus | Early Oligocene | Middle Oligocene |
|
| Impletosphaeridium multifurcillatum | Hauterivian | Early Barremian |
|
| Impletosphaeridium multispinosum | Early Tertiary | Early Miocene |
|
| Impletosphaeridium nanus | Bartonian | Bartonian |
|
| Impletosphaeridium nenjiangense | Campanian | Campanian |
|
| Impletosphaeridium oblongatum | Early Thanetian | Middle Oligocene |
|
| Impletosphaeridium oligacanthum | Danian | Danian |
|
| Impletosphaeridium panniforme | Late Thanetian | Middle Miocene |
|
| Impletosphaeridium patagonicum | Eocene | Eocene |
|
| Impletosphaeridium paucifurcatum | Paleocene | Paleocene |
|