| details |
Early Miocene |
|
USSR(Caucasus) |
Gladkova,A.N. Miocene spore-pollen complexes of the eastern Pre-Caucasus |
1956 |
| details |
Chattian |
|
USSR(Ukrainian SSR) |
Veselov,A.A. et al. The Paleogene -Neogene boundary in the Black Sea Depression |
1969 |
| details |
Cenomanian |
|
USSR(Kazakh SSR) |
Boytsova,E.P. Upper Cretaceous spore-pollen complexes of the Turgay Depressions. (In: Atlas of Upper Cretaceous, Paleocene and Eocene spore-pollen complexes of various Regions of the USSR). |
1960 |
| details |
Aquitanian |
|
USSR(Ukrainian SSR) |
Veselov,A.A. et al. The Paleogene -Neogene boundary in the Black Sea Depression |
1969 |