| Name | From | To | Age range |
|---|---|---|---|
| Nothofagus senectus | Campanian | Haumurian |
|
| Nothofagus serrulata | Paleocene | Eocene |
|
| Nothofagus simplicidens | Paleocene | Eocene |
|
| Nothofagus solandri | Late Neogene | Late Neogene |
|
| Nothofagus sp | Cretaceous | Recent |
|
| Nothofagus sp. Cook.,1952 | Tertiary | Tertiary |
|
| Nothofagus sp. Coup.,1953 | Bortonian | Recent |
|
| Nothofagus sp. Roma.,1956 | Oligocene | Oligocene |
|
| Nothofagus sp.1 | Early Eocene | Early Oligocene |
|
| Nothofagus sp.A | Eocene | Late Neogene |
|
| Nothofagus sp.B Cook.,1946 | Eocene | Miocene |
|
| Nothofagus sp.C | Cretaceous | Tertiary |
|
| Nothofagus sp.D | Cretaceous | Tertiary |
|
| Nothofagus sp.E | Cretaceous | Tertiary |
|
| Nothofagus sp.E Cook.,1952 | Oligocene | Oligocene |
|
| Nothofagus sp.F | Eocene | Miocene |
|
| Nothofagus sp.G | Early Tertiary | Miocene |
|