| 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) |
Andreeva-Grigorovich,A.S. et al. Stratigraphic separation of the Kiev deposits in the Region of the Kiev Dnieper area according to microphytoplankton |
1975 |
| details |
Middle Eocene |
Late Eocene |
Hungary |
Kedves,M. Plant microfossil remains from Southern Bakony |
1992 |