Genus Firmiana
- Species total:
- 6
- Age range:
- 54.5 - 2.87 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Firmiana | Late Neogene | Middle Pliocene |
|
| Firmiana microporina | Late Sarmatian | Late Sarmatian |
|
| Firmiana microporinia | Konkian | Sarmatian |
|
| Firmiana planifolia | Early Eocene | Early Eocene |
|
| Firmiana simplex | Early Eocene | Early Eocene |
|
| Firmiana sp | Early Miocene | Middle Miocene |
|