Genus Betula
- Species total:
- 131
- Age range:
- 230 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Betula sp.1 | Early Tertiary | Pleistocene |
|
| Betula nigra | Tertiary | Neogene |
|
| Betula ermanii | Early Tertiary | Early Pliocene |
|
| Betula lenta | Paleogene | Neogene |
|
| Betula secreta | Paleogene | Neogene |
|
| Betula imitabilis | Paleogene | Neogene |
|
| Betula macrophylla | Paleocene | Paleocene |
|
| Betula renovata | Paleogene | Neogene |
|
| Betula diversa | Paleogene | Neogene |
|
| Betula unesta | Paleogene | Neogene |
|
| Betula pseudorenata | Paleogene | Neogene |
|
| Betula costataeformis | Maestrichtian | Miocene |
|
| Betula infrequens | Maastrichtian | Neogene |
|
| Betula magnoporus | Maastrichtian | Paleocene |
|
| Betula plicoides | Maestrichtian | Paleocene |
|
| Betula definita | Maastrichtian | Paleocene |
|
| Betula sp.3 | Late Senonian | Neogene |
|