| original |
Miocene |
|
W.Germany(Rhineland) |
Potonie,R. Pollen forms of the Miocene Brown Coal. |
1931 |
| details |
Eocene |
|
W.Germany(Hesse) |
Potonie,R. The microbotany of the Eocene Brown Coal of the Geiseltal. |
1934 |
| details |
Miocene |
|
W.Germany(N.Rhine) |
Potonie,R. et al. Microbotany of Miocene Brown Coal from the Niederrheinische Bucht |
1934 |
| details |
Oligocene |
Miocene |
Germany(Brandenburg) |
Raukopf,K. Pollen analysis and fine-stratigraphy of Tertiary Coals of Mecklenburg, Berlin and the Lausitz. |
1959 |
| details |
Eocene |
|
E.Germany(Halle) |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
| details |
Paleogene |
Neogene |
Poland |
Grabowska,I. Flora of the Palaeogene and the Neogene. (In: Catalogue of Fossil. Part 3A. Cainozoic, Tertiary. J.Czerminski, editor) |
1977 |