| details |
Late Eocene |
Early Oligocene |
USSR(Caucasus) |
Zhizhchenko,V.P. Micropaleontological methods of stratigraphical formulation in oil and gas bearing regions. |
1968 |
| details |
Late Oligocene |
|
China(Shantung) |
Zhou,H. Tertiary spore-pollen assemblages in northern Shandong. (In: Papers for the 5th International Palynological Conference.) |
1980 |
| details |
Late Oligocene |
Miocene |
Poland |
Ziembinska,M. On Parallization of Brown Coal Seams on the basis of spore and pollen analysis. |
1964 |
| details |
Late Oligocene |
Miocene |
Poland |
Ziembinska,M. et al. Stratigraphy and correlation of Brown Coal Beds in the Scinawa deposit on the basis of spore-pollen analysis. |
1966 |
| details |
Danian |
Oligocene |
USSR(Amurskaya Oblast) |
Ziva,M.V. Palynological characteristic of Paleogene deposits of the Amur-Seya Depression. |
1973 |
| details |
Early Oligocene |
|
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 |