| original |
Late Eocene |
|
USSR(Ukrainian SSR) |
Aristova,K.E. Pollen and microplankton in ancient Eocene and Oligocene deposits of the Bakhehisaraisk Region of Crimeria. (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European Part of the USSR and Central Asia) |
1971 |
| details |
Late Eocene |
|
USSR |
Vozzhennikova,T.F. et al. Cenozoic planktonic Paleoalgofloras of the Southern USSR. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Eocene |
|
USSR(Ukrainian SSR) |
Pasechnyi,G.V. et al. Stratigraphy and lithology of Neogene ore-bearing and underlying series of the Oligocene Nikopol Manganese Ore Basin. |
1992 |