Genus Betula
- Species total:
- 131
- Age range:
- 230 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Betula sp. Grah.,1965 | Middle Miocene | Late Miocene |
|
| Betula dahurica | Miocene | Late Miocene |
|
| Betula bifida | Paleocene | Miocene |
|
| Betula costataeformis | Maestrichtian | Miocene |
|
| Betula incrassata | Oligocene | Early Pliocene |
|
| Betula ermanii | Early Tertiary | Early Pliocene |
|
| Betula lutea | Paleogene | Neogene |
|
| Betula ratiocinativa | Paleogene | Neogene |
|
| Betula populifolia | Paleogene | Neogene |
|
| Betula carpinipollis | Paleogene | Neogene |
|
| Betula compacta | Paleogene | Neogene |
|
| Betula mediocris | Paleogene | Neogene |
|
| Betula inflata | Paleogene | Neogene |
|
| Betula paterna | Paleogene | Neogene |
|
| Betula infrequens | Maastrichtian | Neogene |
|
| Betula triangularis | Paleogene | Neogene |
|
| Betula automnalis | Paleogene | Neogene |
|