| details |
Middle Eocene |
|
Germany(Niedersachsen) |
Pflug,H.D. Palynology and stratigraphy of the Eocene Brown-Coal of Helmstedt. |
1952 |
| original |
Middle Eocene |
|
W.Germany(Hesse) |
Thomson,P.W. et al. Pollen and spores of the Middle European Tertiary. |
1953 |
| details |
Oligocene |
Middle Miocene |
W.Germany(N.Rhine) |
Stolz,G. Plant ecosystem of the Rhine Browncoal and their succession in special reference to the Bright Layers. |
1954 |
| details |
Paleocene |
Early Oligocene |
Germany |
Matthes,H.W. Introduction to micropaleontology |
1956 |
| details |
Late Eocene |
|
W.Germany(Hesse) |
Pflug,H.D. On the age succession and facies correlation of Middle European, (in particular Hessen) Brown Coal. |
1957 |
| details |
Late Miocene |
|
Yugoslavia |
Weyland,H. et al. Investigations of the spore and pollen floras of some Yugoslav and Greek Brown Coals |
1958 |
| details |
Early Miocene |
|
W.Germany(N.Rhine) |
Neuy-Stolz,G. The flora of the Lower Rhine Basin during the formation of the main seam with special attention to the pollen and fungus remnants in the light layers. |
1958 |
| details |
Middle Eocene |
|
W.Germany(Niedersachsen) |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 |
1960 |
| details |
Middle Oligocene |
|
Poland |
Grabowska,I. The Middle Oligocene age of the Torun Clays, based on the spore and pollen analysis |
1965 |
| details |
Middle Eocene |
|
W.Germany(Hesse) |
Krutzsch,W. Information on fossil dispersed tetrad pollen. |
1970 |
| 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 |