Genus Cornutosphaera
- Species total:
- 4
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Cornutosphaera polycornuta | Precambriam | Precambriam |
|
| Cornutosphaera sp | Late Proterozoic | Late Proterozoic |
|
| Cornutosphaera | Sinian | Sinian |
|
| Cornutosphaera incrassatum | Late Sinian | Late Sinian |
|