| Name | From | To | Age range |
|---|---|---|---|
| Corylus | Early Triassic | Quaternary |
|
| Corylus americana | Early Tertiary | Late Pliocene |
|
| Corylus avellana | Early Tertiary | Holocene |
|
| Corylus bifurcata | Late Oligocene | Late Oligocene |
|
| Corylus californica | Paleogene | Neogene |
|
| Corylus chinensis | Pleistocene | Pleistocene |
|
| Corylus colchica | Pliocene | Pliocene |
|
| Corylus concinna | Paleogene | Neogene |
|
| Corylus constans | Paleogene | Neogene |
|
| Corylus cornuta | Early Tertiary | Neogene |
|
| Corylus crassa | Late Eocene | Late Eocene |
|
| Corylus dubia | Paleocene | Danian |
|
| Corylus ferox | Late Oligocene | Early Miocene |
|
| Corylus granilabrata | Paleocene | Oligocene |
|
| Corylus granilabratus | Late Cretaceous | Late Cretaceous |
|
| Corylus granulata | Early Miocene | Middle Miocene |
|
| Corylus heterophylla | Late Eocene | Pleistocene |
|