Genus Sphaeralcea
- Species total:
- 3
- Age range:
- 54.5 - 11.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaeralcea | Middle Miocene | Middle Miocene |
|
| Sphaeralcea anguistifolia | Early Eocene | Early Eocene |
|
| Sphaeralcea sp | Early Miocene | Middle Miocene |
|