| details |
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 |
Miocene |
|
USSR(Yakut ASSR) |
Kartashova,G.G. "Beech" Horizon in the Miocene of northern Yakutia, the Lower Yana River Basin. |
1974 |
| details |
Early Pleistocene |
|
USSR(Georgian SSR) |
Shatilova,I.I. et al. Palynological assemblages of Chaudinian deposits of Western Georgia and their stratigraphic significance. |
1980 |
| details |
Early Miocene |
|
USSR(Kazakh SSR) |
Panova,L.A. et al. Palynostratigraphy of Neogene deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Early Serravallian |
|
Turkey |
Gemici,Y. et al. Soma Kжmмr Havzasi fosil makro ve mikroflorasi. |
1991 |