| Name | From | To | Age range |
|---|---|---|---|
| Alnus quadrangula | Middle Pliocene | Middle Pliocene |
|
| Alnus americana | Oligocene | Oligocene |
|
| Alnus crebrinervis | Late Pannonian | Late Pannonian |
|
| Alnus sieboldiana | Early Tertiary | Early Tertiary |
|
| Alnus paleocordata | Late Miocene | Late Miocene |
|
| Alnus sp. Pacl.,1958 | Late Miocene | Late Miocene |
|
| Alnus polleminensis | Quaternary | Quaternary |
|
| Alnus aureus | Cenomanian | Cenomanian |
|
| Alnus barbata | Miocene | Miocene |
|
| Alnus raris | Late Pliocene | Late Pliocene |
|
| Alnus sp.3 Kruc.,1956 | Early Miocene | Early Miocene |
|
| Alnus form b | Early Sarmatian | Early Sarmatian |
|
| Alnus sp. Thie.,1954 | Pliocene | Pliocene |
|
| Alnus gracilis | Danian | Danian |
|
| Alnus sp.3 | Early Tertiary | Early Tertiary |
|
| Alnus speciites | Eocene | Eocene |
|
| Alnus sp.3 Roma.,1956 | Miocene | Miocene |
|