| details |
Late Eocene |
Oligocene |
USSR(Kazakh SSR) |
Zhezhel,O.N. The boundary between Eocene and Oligocene deposits at North Ustyurt (according to palynological data). (In: Palynology, Method and Stratigraphy) |
1973 |
| details |
Middle Oligocene |
|
USSR |
Krutzsch,W. Atlas of Middle and Upper Tertiary dispersed spores and pollen as well as microplankton of northern Middle Europe 6. Coniferae pollen (Saccites and Inaperturates) |
1971 |
| details |
Late Oligocene |
|
USSR(WSL) |
Merkulova,K.A. About the boundary of the Paleogene and Neogene in West Siberia. (In: Cenozoic Flora of Siberia According to Palynological Data. V.N.Sacks and V.S.Volkova, editors) |
1971 |
| details |
Oligocene |
|
USSR(Ukrainian SSR) |
Panova,L.A. The Oligocene of the West Siberian Lowland. (In: Cenozoic Flora of Siberia According to Palynological Data. V.N.Sacks and V.S.Volkova, editors) |
1971 |
| details |
Oligocene |
|
USSR(Kazakh SSR) |
Bronevoy,V.A. et al. Correlation of Oligocene deposits of different facies in Western Kazakhstan. (In: Geology and Useful Fossils from the Turgai Basin) |
1971 |
| details |
Late Oligocene |
|
USSR(Trans-Urals) |
Li,P.F. et al. Continental deposits of the Paleogene and Neogene of the eastern Slopes of the Urals and Trans-Urals |
1967 |
| details |
Late Oligocene |
|
USSR(Urals) |
Li,P.F. et al. Continental deposits of the Paleogene and Neogene of the eastern Slopes of the Urals and Trans-Urals |
1967 |
| original |
Oligocene |
|
USSR(Kazakh SSR) |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |
| original |
Oligocene |
|
USSR(WSL) |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |
| original |
Oligocene |
|
USSR(Kara-Kalpak ASSR) |
Andreeva,E.M. et al. Palaeopalynology. (Three Volumes: Volume I: Methods. Volume II: Complexes of palynomorphs of the Precambrian-Holocene of the USSR. Volume III: Figures and Plates. Editor-I.M. Pokrovskaya) |
1966 |