| details |
Cenomanian |
|
USSR(Taymyr Nat.Okrug) |
Bondarenko,N.M. Palynological characteristic of the Albian and Upper Cretaceous deposits of the Khatanga Depression. |
1958 |
| details |
Cenomanian |
|
USSR(WSL) |
Ivanova,E.A. et al. Cenomanian. (In: Stratigraphy of the Mesozoic and Cenozoic of the Western Siberian Lowlands. V.F.Kozyreva, editor) |
1957 |
| details |
Cenomanian |
|
USSR(WSL) |
Filippova,E.A. Cenomanian. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) |
1957 |
| details |
Middle Oligocene |
|
USSR(Kazakh SSR) |
Polukhina,V.A. Oligocene spore-pollen complexes of the northern part of the Turgay Basin |
1956 |