| details |
Late Paleocene |
Early Eocene |
Texas |
Nichols,D.J. et al. Palynology, petrology, and depositional environments of some Early Tertiary Lignites in Texas. |
1971 |
| details |
Helvetian |
Sarmatian |
Hungary |
Nagy,E. Palynological elaborations in the Miocene Layers of the Mecsek Mountains. |
1969 |
| details |
Paleocene |
|
Montana |
Penny,J.S. Late Cretaceous and Early Tertiary palynology. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
| details |
Oligocene |
|
Colorado |
Ting,W.S. Fossil pollen grains of Coniferales from Early Tertiary of Idaho, Nevada and Colorado |
1968 |
| details |
Eocene |
|
Hungary |
Kedves,M. et al. Spore-pollen data of the Eocene Brown Coal Layers from the Bukk Mountain, (Hungary). |
1966 |