| details |
Early Pliocene |
Middle Pliocene |
Japan(Kochi Pref.) |
Katto,J. et al. Stratigraphical and paleontological studies of the Tonohama Group, Kochi Prefecture, Japan. |
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 |
| details |
Late Eocene |
Early Oligocene |
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 |
| details |
Early Miocene |
Middle Miocene |
Japan(Shimane Pref.) |
Katto,J. et al. Stratigraphical and palynological studies of the Shimane Coal Field |
1952 |
| details |
Oligocene |
|
USSR(Caucasus) |
Chiguryaeva,A.A. Contributions to the Oligocene flora of the Maykop Formation, Caucasus (spores and pollen). |
1951 |
| details |
Late Pliocene |
|
Netherlands |
Florschutz,F. et al. The paleobotanical boundary Pliocene-Pleistocene in the Netherlands |
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 |