| details |
Miocene |
Middle Pliocene |
USSR(Kazakh SSR) |
Bertels-Uspenskaya,I.A. et al. Caspian Lowland and Sub-Ural Plate. (In: Stratigrafiya SSSR, Neogenova Sistema. M.V.Muratov and L.A.Nevesskaya, editors) |
1986 |
| details |
Middle Pliocene |
|
USSR(Russian Platform) |
Ananova,E.N. On the Russian Plain vegetation during the Pliocene according to palynological data |
1962 |
| details |
Chattian |
|
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 |