| original |
Early Oligocene |
Middle Oligocene |
USSR(WSL) |
Lyubomirova,K.A. Fossil pollen of Magnoliaceae and its significance for stratigraphy and paleofloristics of Oligocene of Western Siberia. |
1973 |
| details |
Priabonian |
Rupelian |
USSR(Magadan Oblast) |
Laukhin,S.A. et al. Palynologic comparison of climatic Pessima at the Eocene - Oligocene and the Oligocene - Miocene boundaries in Northeastern Asia. |
1984 |
| details |
Early Paleocene |
|
USSR(Yakut ASSR) |
Laukhin,S.A. et al. Paleogene stratigraphy on the Lower Reaches of Kolyma River on the palynological data |
1985 |
| details |
Late Eocene |
|
USSR(Yakut ASSR) |
Laukhin,S.A. et al. Paleogene stratigraphy on the Lower Reaches of Kolyma River on the palynological data |
1985 |
| details |
Early Paleocene |
Eocene |
USSR(Siberia) |
Fradkina,A.F. Paleogene and Lower Neogene of Kolymy and the palynological data. (In: Palynostratigraphy of the Mesozoic and Cainozoic of Siberia. V.S.Volkova and A.F.Khlonova, editors) |
1985 |
| details |
Late Eocene |
Early Oligocene |
USSR(Kamchatka Oblast) |
Fradkina,A.F. Paleogene and Neogene palynology of the Northeastern Asia. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
| details |
Paleocene |
Late Eocene |
Russia(Yakutia) |
Fradkina,A.F. et al. Region XXIV. The Russian North-East, (Yakuita and the Chukchi Peninsula). (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 |