| Name | From | To | Age range |
|---|---|---|---|
| Corylus sp. McIn.,1991 | Late Paleocene | Middle Eocene |
|
| Corylus americana | Early Tertiary | Late Pliocene |
|
| Corylus concinna | Paleogene | Neogene |
|
| Corylus dubia | Paleocene | Danian |
|
| Corylus sp.1 | Paleogene | Neogene |
|
| Corylus avellana | Early Tertiary | Holocene |
|
| Corylus plana | Paleogene | Neogene |
|
| Corylus profesta | Paleogene | Neogene |
|
| Corylus remota | Paleogene | Neogene |
|
| Corylus granilabrata | Paleocene | Oligocene |
|
| Corylus cornuta | Early Tertiary | Neogene |
|
| Corylus rostrata | Paleogene | Neogene |
|
| Corylus constans | Paleogene | Neogene |
|
| Corylus californica | Paleogene | Neogene |
|
| Corylus unica | Paleogene | Neogene |
|
| Corylus type | Navarroan | Claiborne |
|
| Corylus tripollenites | Late Cretaceous | Early Pliocene |
|