| details |
Miocene |
|
E.Germany |
Potonie,R. Pollenforms from the Tertiary Brown Coals. |
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 |
Miocene |
|
E.Germany(Cottbus) |
Potonie,R. The microbotany of the Eocene Brown Coal of the Geiseltal. |
1934 |
| details |
Early Eocene |
Late Pliocene |
W.Germany(Hesse) |
Thomson,P.W. et al. Pollen and spores of the Middle European Tertiary. |
1953 |
| details |
Tertiary |
|
Germany |
Brown,C.A. Comments on European Tertiary pollen studies. |
1957 |
| details |
Middle Oligocene |
Late Oligocene |
W.Germany(N.Rhine) |
Brelie,G.Von Der Spores and pollen in the marine Tertiary of the Lower Rhine Basin. |
1958 |
| details |
Tortonian |
Sarmatian |
Turkey |
Brelie,G.Von Der Palynological research concerning the age of the brown-coal of Kayi-Bucuk, (near Ankara). |
1958 |
| details |
Miocene |
|
Hungary |
Kedves,M. Palynological investigation of the Miocene Brown Coal of the Here No.13 borehole |
1959 |
| details |
Eocene |
Late Neogene |
Germany |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
| details |
Sparnacian |
|
Hungary |
Kedves,M. Palynological studies in the Dorog Basin.1. |
1960 |
| details |
Paleocene |
Eocene |
North Dakota |
Kremp,G.O.W. et al. Some problems in the taxonomy of the Tertiary pollen and spores of North and South Dakota. |
1961 |
| details |
Paleocene |
Eocene |
South Dakota |
Kremp,G.O.W. et al. Some problems in the taxonomy of the Tertiary pollen and spores of North and South Dakota. |
1961 |
| details |
Paleocene |
Eocene |
South Dakota |
Kremp,G.O.W. et al. Some problems in the taxonomy of the Tertiary pollen and spores of North and South Dakota. |
1961 |
| details |
Paleocene |
Eocene |
North Dakota |
Kremp,G.O.W. et al. Some problems in the taxonomy of the Tertiary pollen and spores of North and South Dakota. |
1961 |
| details |
Pannonian |
|
Yugoslavia |
Budnar-Tregubov,A. Micropaleobotanical research of the coals from Locevje and Kanizarnica in Slovenia. |
1961 |
| details |
Late Chattian |
Pontian |
Germany |
Rein,U. Possibilities of a pollen stratigraphic subdivision of the Miocene in Northwest Germany. |
1961 |