Genus Retihelicosporonites
- Species total:
- 2
- Age range:
- 37.5 - 0.01 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Retihelicosporonites | Oligocene | Pleistocene |
|
| Retihelicosporonites elsikii | Miocene | Miocene |
|
Genus Retihelicosporonites
- Species total:
- 2
- Age range:
- 37.5 - 0.01 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Retihelicosporonites | Oligocene | Pleistocene |
|
| Retihelicosporonites elsikii | Miocene | Miocene |
|