| Name | From | To | Age range |
|---|---|---|---|
| Alnus recollecta | Paleogene | Neogene |
|
| Alnus rhombifolia | Paleogene | Neogene |
|
| Alnus sieboldiana | Early Tertiary | Early Tertiary |
|
| Alnus compacta | Paleogene | Neogene |
|
| Alnus speciipites | Paleocene | Late Neogene |
|
| Alnus serrulata | Early Tertiary | Neogene |
|
| Alnus type 2 | Late Maastrichtian | Danian |
|
| Alnus type 1 | Late Maastrichtian | Danian |
|
| Alnus elegans | Late Maastrichtian | Paleocene |
|
| Alnus alternipora | Maastrichtian | Early Pliocene |
|
| Alnus finitima | Maastrichtian | Danian |
|
| Alnus pigmaeus | Maastrichtian | Maastrichtian |
|
| Alnus sp. Ande.,1960 | Maestrichtian | Paleocene |
|
| Alnus tetraporina | Maastrichtian | Paleocene |
|
| Alnus pentaporina | Maastrichtian | Paleocene |
|
| Alnus minuta | Late Campanian | Sarmatian |
|
| Alnus verus | Middle Campanian | Early Pliocene |
|