| Name | From | To | Age range |
|---|---|---|---|
| Corylus profesta | Paleogene | Neogene |
|
| Corylus remota | Paleogene | Neogene |
|
| Corylus cornuta | Early Tertiary | Neogene |
|
| Corylus rostrata | Paleogene | Neogene |
|
| Corylus constans | Paleogene | Neogene |
|
| Corylus unica | Paleogene | Neogene |
|
| Corylus californica | Paleogene | Neogene |
|
| Corylus americana | Early Tertiary | Late Pliocene |
|
| Corylus sibirica | Oligocene | Late Neogene |
|
| Corylus concinna | Paleogene | Neogene |
|
| Corylus heterophylla | Late Eocene | Pleistocene |
|
| Corylus avellana | Early Tertiary | Holocene |
|
| Corylus | Early Triassic | Quaternary |
|
| Corylus sp | Callovian | Holocene |
|
| Corylus sp.2 Roma.,1956 | Miocene | Miocene |
|
| Corylus sp. Sedo.,1956 | Early Miocene | Early Miocene |
|
| Corylus insignis | Miocene | Miocene |
|