| details |
Late Eocene |
Early Oligocene |
Belarus |
Zaporozhets,N.I. et al. Organic-walled phytoplankton in the Upper Eocene - Lower Oligocene deposits of the former Soviet Union. (In: Late Eocene-Early Oligocene geological and Biotical events on the Territory of the Former Soviet Union.Part 2: the regional geology of the Upper Eocene and Lower Oligocene. V.A.Krasheninnikov and M.A.Akhmetiev, editors) |
1996 |
| details |
Late Eocene |
|
USSR(Lithuanian SSR) |
Zatula,K.F. Hystrichospherid complexes from amber-bearing deposits of the Baltic coast Region. |
1973 |
| details |
Cretaceous |
|
Yugoslavia |
Zavada,M.S. Palynology of some Cretaceous Flysch deposits of Central Macedonia, Yugoslavia. |
1979 |