| original |
Tertiary |
|
USSR(Ukrainian SSR) |
Zaklinskaya,E.D. Description of some species of pollen and spores recovered from Tertiary deposits of Pasekovo Quarry, Voronezh District. |
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 |
Eocene |
|
Wyoming |
Santucci,V.L. The Yellowstone Paleontological Survey. |
1998 |
| details |
Sarmatian |
Early Pontian |
Bulgaria |
Ivanov,D. et al. Palynological evidence for Miocene climate change in the Forecarpathian Basin (Central Paratethys, northwest Bulgaria). |
2002 |