Genus Impletosphaeridium
- Species total:
- 102
- Age range:
- 500 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Impletosphaeridium tenuifilum | Paleocene | Paleocene |
|
| Impletosphaeridium shandongense | Early Tertiary | Early Tertiary |
|
| Impletosphaeridium implicatum | Paleocene | Rupelian |
|
| Impletosphaeridium paucispinum | Paleocene | Paleocene |
|
| Impletosphaeridium insolitum | Paleocene | Early Oligocene |
|
| Impletosphaeridium oligacanthum | Danian | Danian |
|
| Impletosphaeridium severinii | Paleocene | Rupelian |
|
| Impletosphaeridium rugosum | Paleocene | Middle Miocene |
|
| Impletosphaeridium ligospinosum | Paleocene | Rupelian |
|
| Impletosphaeridium sp.1 | Late Paleocene | Late Miocene |
|
| Impletosphaeridium lorum | Late Paleocene | Eocene |
|
| Impletosphaeridium petalum | Early Thanetian | Middle Eocene |
|
| Impletosphaeridium sp.A | Late Paleocene | Early Rupelian |
|
| Impletosphaeridium kroemmelbeinii | Late Paleocene | Rupelian |
|
| Impletosphaeridium scalenofurcatum | Late Paleocene | Middle Miocene |
|
| Impletosphaeridium sp.B Wren.& Hart,1988 | Early Thanetian | Early Thanetian |
|
| Impletosphaeridium diversispinosum | Thanetian | Thanetian |
|