| details |
Early Oligocene |
Early Miocene |
USSR(Tomskaya Oblast) |
Aleksandrova,L.V. Stratigraphy of Eocene to Lower Miocene deposits of Western Tomskaya Oblast, based on palynology. (In: Stratigraphy and Palynology of the Mesozoic and Cenozoic of Siberia. V.S.Volkova, editor) |
1979 |
| details |
Early Oligocene |
Middle Oligocene |
USSR(WSL) |
Boytsova,E.P. Fossil pollen of the Quercus species and its importance for the subdivision of the Paleogene deposits of the of the Western Siberian Lowland and western Kazakhstan. (In: On the Methods in Paleopalynological Studies.) |
1966 |
| details |
Early Oligocene |
Middle Oligocene |
USSR(Kazakh SSR) |
Boytsova,E.P. Fossil pollen of the Quercus species and its importance for the subdivision of the Paleogene deposits of the of the Western Siberian Lowland and western Kazakhstan. (In: On the Methods in Paleopalynological Studies.) |
1966 |
| details |
Early Oligocene |
|
USSR(Siberia) |
Kulkova,I.A. Alteration of palynoflora near the boundary of Eocene and Oligocene in Siberia. (In: Problems of Modern Palynology. A.F.Chlonova, editor) |
1984 |
| details |
Early Oligocene |
|
USSR(Siberia) |
Levina,A.P. et al. Cenozoic deposits in the West and South-West of the Siberian Platform |
1980 |
| details |
Early Oligocene |
|
USSR(Siberia) |
Kulkova,I.A. et al. Eocene and Oligocene palynofloras and climate of Central Siberia. (In: Mikrofitofossilii i stratigrafiya Mezozzoya i Kainozoya Sibiri. S.B. Shatskiy, editor) |
1988 |
| details |
Early Oligocene |
Middle Oligocene |
USSR(Khanty-Mansiysk) |
Volkova,V.S. et al. Palynological characteristic and stratigraphy of Cainozoic deposits from Khanty-Mansijsk area. (In: Mikrofitofossilii i stratigrafiya Mezozzoya i Kainozoya Sibiri. S.B. Shatskiy, editor) |
1988 |
| details |
Early Oligocene |
Middle Oligocene |
USSR(Siberia) |
Kolykhalov,Y.M. et al. Paleogene and Noegene deposits in the Southwest Chulym-Yenisei Basin. (In: The Cenozoic of Siberia and Northeastern USSR. V.S.Zykina.editor) |
1989 |
| details |
Early Oligocene |
|
USSR(Siberia) |
Bobrova,S.I. et al. Cenozoic palynocomplexes in the Surgut-Ob Regions. (In: The Cenozoic of Siberia and Northeastern USSR. V.S.Zykina.editor) |
1989 |
| details |
Early Oligocene |
Middle Oligocene |
USSR(Tomskaya Oblast) |
Ilenok,L.L. et al. Correlation of Paleogene palynocomplexes in Southeastern West Siberia; Tomsk Oblast, Right Bank of the Ob River. (In: The Cenozoic of Siberia and Northeastern USSR. V.S.Zykina.editor) |
1989 |
| details |
Early Oligocene |
|
USSR(Kazakh SSR) |
Akhmeteev,M.A. et al. Upper Eocene Oligocene spore and pollen, plant macrofossils and phytoplankton in stratotypes of Tchegan and Astsheairyk Formations (North Usturt, Kazakhstan). |
1992 |
| details |
Early Oligocene |
|
Kazakstan |
Erofeev,V.S. et al. Region XIX. The ancient Kazakhstan Dry Land. (In: Late Eocene - Early Oligocene Geological and Biotical Events on the Territory of the Former Soviet Union. Part 1: The Regional Geology of the Upper Eocene and Lower Oligocene. V.A.Krasheninnikov and M.A.Akhmetiev, editors) |
1996 |
| details |
Late Eocene |
Early Oligocene |
USSR(Kazakh SSR) |
Zaporozhets,N.I. Palynocomplex and phytoplankton of the Upper Eocene and Oligocene sediments by stratigraphic Well N3006, (The North-West Priaralie). |
1991 |
| details |
Late Oligocene |
|
USSR(Siberia) |
Volkova,V.S. et al. Palynological evidence for the stratigraphic subdivision and correlation of Continental Paleogene and Neogene Depoits of Southern West Siberia and North Kazakhstan. |
1980 |
| 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 |
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 |