Genus Betula
- Species total:
- 131
- Age range:
- 230 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Betula apoda | Late Neogene | Late Neogene |
|
| Betula aperta | Paleogene | Neogene |
|
| Betula americana | Miocene | Miocene |
|
| Betula alnoides | Paleogene | Neogene |
|
| Betula alnaster | Late Oligocene | Early Miocene |
|
| Betula albosinensis | Pleistocene | Pleistocene |
|
| Betula albae | Early Tertiary | Pleistocene |
|
| Betula albachinenses | Middle Pliocene | Early Quaternary |
|
| Betula alba | Paleocene | Quaternary |
|
| Betula ajatica | Early Cretaceous | Turonian |
|
| Betula ajakensis | Cenomanian | Cenomanian |
|
| Betula | Early Triassic | Quaternary |
|