Genus Planinosphaeridium
- Species total:
- 4
- Age range:
- 230 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Planinosphaeridium | Mesozoic | Cenozoic |
|
| Planinosphaeridium choane | Pleistocene | Early Holocene |
|
| Planinosphaeridium membranaceum | Aptian | Late Oligocene |
|
| Planinosphaeridium sp | Maastrichtian | Montian |
|