| details |
Late Eocene |
|
USSR(Kazakh SSR) |
Aristova,K.E. Analogous Paleogene Beloglinsk and Kyzy Idzharsk horizons in northern Pre-Aral and northern Ust-Urt. (from pollen, spores and microplankton). (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European part of the USSR and Central Area.) |
1971 |
| details |
Late Eocene |
|
USSR(Ukrainian SSR) |
Aristova,K.E. Analogous Paleogene Beloglinsk and Kyzy Idzharsk horizons in northern Pre-Aral and northern Ust-Urt. (from pollen, spores and microplankton). (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European part of the USSR and Central Area.) |
1971 |
| details |
Eocene |
|
USSR(Yakut ASSR) |
Kulkova,I.A. Eocene flora of Iana-Indigirska Lowland and its comparison with Synchronous floras of other Territories of the northern Hemisphere. (In: Cenozoic Flora of Siberia According to Palynological Data. V.N.Sacks and V.S.Volkova, editors) |
1971 |
| details |
Eocene |
|
USSR(Yakut ASSR) |
Kulkova,I.A. Correlation of the Eocene flora of the Jan-Indigirka Lowland Wi Coeval floras of the North Hemisphere. |
1971 |
| original |
Early Eocene |
Middle Oligocene |
USSR(WSL) |
Lyubomirova,K.A. Paleogene Hamamelidaceae spores from Northwestern Siberia |
1965 |