| original |
Tertiary |
|
USSR(Caucasus) |
Gladkova,A.N. Flora of Maikop deposits of northern Caucasus from data of spore-pollen analysis. (In: Palaeobotanical Symposium) |
1953 |
| original |
Permian |
|
USSR(Urals) |
Zauer,V.V. The Permian flora of Solikamsk |
1965 |
| original |
Middle Eocene |
Early Oligocene |
USSR(Pre-Baltic) |
Zauer,V.V. Short description of spores and pollen from Eocene and Lower Oligocene deposits of the Prebaltic. (In: Atlas of Upper Cretaceous, Paleocene and Eocene spore-pollen complexes of various Regions of the USSR). |
1960 |
| original |
Late Pontian |
|
USSR(Georgian SSR) |
Mchedlishvili,N.D. Flora and vegetation of the Cimmerian age as revealed by palynology. |
1963 |