| details |
Late Eocene |
Early Oligocene |
USSR(Armenian SSR) |
Zaporozhets,N.I. Palynocomplexes and phytoplankton complexes from the Late Eocene and Oligocene deposits from Zkvazhin #1 (Near Laknzhar, Armenia). (In: Paleoflora and Stratigraphy of the Phanerozoic. M.A.Akhmetev, editor) |
1989 |
| details |
Oligocene |
|
USSR(Kazakh SSR) |
Zaporozhets,N.I. Palynocomplex and phytoplankton of the Upper Eocene and Oligocene sediments by stratigraphic Well N3006, (The North-West Priaralie). |
1991 |
| details |
Early Oligocene |
|
Russia(Caucasus) |
Zaporozhets,N.I. Lower Oligocene palynology and phytoplankton of the northern Caucasus |
1993 |
| details |
Late Eocene |
Oligocene |
USSR(Kazakh SSR) |
Zhezhel,O.N. The boundary between Eocene and Oligocene deposits at North Ustyurt (according to palynological data). (In: Palynology, Method and Stratigraphy) |
1973 |
| details |
Late Eocene |
|
USSR(Ukrainian SSR) |
Zosimovich,V.Y. et al. The boundary between Upper Eocene and Oligocene in the Kiev Dnieper area as based on palynological data. |
1979 |