Genus Sphaeropteris
- Species total:
- 2
- Age range:
- 54.5 - 1.8 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaeropteris | Early Miocene | Early Miocene |
|
| Sphaeropteris sp | Eocene | Pliocene |
|
Genus Sphaeropteris
- Species total:
- 2
- Age range:
- 54.5 - 1.8 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaeropteris | Early Miocene | Early Miocene |
|
| Sphaeropteris sp | Eocene | Pliocene |
|