| details |
Eocene |
|
France |
Reissinger,A. Pollen analysis extended to all sedimentary rocks of the geological past. |
1950 |
| details |
Liassic |
|
W.Germany |
Reissinger,A. Pollen analysis extended to all sedimentary rocks of the geological past. |
1950 |
| details |
Early Oligocene |
|
W.Germany(Rhineland) |
Kirchheimer,F. Microfossils from Salt deposits of the Tertiary. |
1950 |
| details |
Tertiary |
|
W.Germany(Rhineland) |
Thomson,P.W. et al. A micropalaeontological study of the Rheinland Brown Coal compared to the Liblar / Bezirk Coal. |
1950 |
| details |
Late Eocene |
Early Oligocene |
W.Germany(Hesse) |
Murriger,F. et al. Concerning the age of Brown Coal of Burghasungen, Bezirk Kassel, based on pollen analysis and comparisons with other Browncoal deposits. |
1951 |
| details |
Reuverian |
|
W.Germany(Rhineland) |
Thomson,P.W. et al. On the subdivision of the Tertiary top layers of the Rhineland Brown Coal in the Southern and Middle Part of the Ville-Gaben and the Erft-Graben on micropaleontological Bses |
1951 |
| details |
Oligocene |
|
USSR(Caucasus) |
Chiguryaeva,A.A. Contributions to the Oligocene flora of the Maykop Formation, Caucasus (spores and pollen). |
1951 |
| details |
Late Pliocene |
|
W.Germany(Hesse) |
Leschik,G. Microbotanic stratigraphic studies of the Upper Pliocene Browncoal from Buchenau (Hunfeld County). |
1951 |
| details |
Early Pliocene |
Middle Pliocene |
Japan(Shikoku I.) |
Nakamura,J. Fossil pollen in the Nahari Lignite. |
1951 |
| details |
Late Pliocene |
|
W.Germany(Hesse) |
Leschik,G. The question of the Pliocene-Pleistocene Borderline. |
1952 |
| details |
Late Neogene |
|
W.Germany(Hesse) |
Straus,A. Thallophytes, cryptogams and gymnosperms of the Pliocene of Willershausen. |
1952 |
| details |
Tertiary |
|
USSR(Caucasus) |
Gladkova,A.N. Flora of Maikop deposits of northern Caucasus from data of spore-pollen analysis. (In: Palaeobotanical Symposium) |
1953 |
| details |
Reuverian |
|
W.Germany(N.Rhine) |
Leschik,G. Pollen and spore flora of the main Brown Coal Seam of the Wetterau. |
1953 |
| details |
Miocene |
|
E.Germany(Cottbus) |
Hunger,R. The age of the Seam complex of South Trobitz near Dobrilugk. |
1953 |
| details |
Cenomanian |
|
Czechoslovakia |
Thiergart,F. On some spores and pollen of the Perutzer Schichten (Bohemia). |
1953 |
| original |
Late Oligocene |
|
E.Germany(Dresden) |
Hunger,R. Microbotanical-stratigraphic investigations of Brown Coal of the Southern Oberlausitz and pollen analysis as a means for the interpretation of Seamo Rigin. |
1953 |
| details |
Early Eocene |
|
USSR(Pavlodarskaya) |
Zaklinskaya,E.D. Material on the history of the flora and vegetation of the Paleogene of northern Kazakhstan in the area of Pavlodar Pr-Irtish. |
1953 |