| details |
Early Cretaceous |
Tertiary |
USSR |
Zhizhchenko,V.P. Micropaleontological methods of stratigraphical formulation in oil and gas bearing regions. |
1968 |
| details |
Miocene |
Late Neogene |
USSR(Amurskaya Oblast) |
Ziva,M.V. Once more on the age of the Sazankovsk Suite. (In: Biostratigraphy, Fauna and Flora of the Cenozoic, Northwestern part of the Pacific Mobile Belt. A.U.Fusenko, editors) |
1969 |
| details |
Late Cenozoic |
|
USSR(Siberia) |
Zyryanov,E.V. Palynological study of the Upper Cenozoic of Feddeyevskiy Island, New Siberian Island. |
1989 |