| Name | From | To | Age range |
|---|---|---|---|
| Zelkova sp.1 Sung.et al,1964 | Late Eocene | Middle Oligocene |
|
| Zelkova sp.2 Sung et al,1964 | Late Eocene | Middle Oligocene |
|
| Zelkova sp. Diac.& Nico.,1968 | Tortonian | Pannonian |
|
| Zelkova signata | Paleogene | Neogene |
|
| Zelkova cretica | Paleogene | Neogene |
|
| Zelkova solita | Paleogene | Neogene |
|
| Zelkova acuminata | Paleogene | Neogene |
|
| Zelkova crenata | Paleogene | Neogene |
|
| Zelkova ignota | Paleogene | Neogene |
|
| Zelkova quieta | Paleogene | Neogene |
|
| Zelkova miocenica | Late Cretaceous | Tertiary |
|
| Zelkova imitabilis | Paleogene | Neogene |
|
| Zelkova davidii | Paleogene | Neogene |
|
| Zelkova sp | Turonian | Pleistocene |
|
| Zelkova serrata | Late Eocene | Pleistocene |
|
| Zelkova ungeri | Eocene | Pleistocene |
|
| Zelkova sp.2 | Miocene | Pleistocene |
|