| details |
Valanginian |
|
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Albian |
|
USSR(Siberia) |
Potapov,S.L. Stratigraphy and conditions of Formation of Cretaceous deposits of the Siberian Platform. (In: Material on Lithology, Stratigraphy and Paleogeography.) |
1970 |
| details |
Early Hauterivian |
|
USSR(Irkutskaya Oblast) |
Bondarenko,N.M. Results of palynological investigation of Lower Cretaceous deposits of the central part of the Ienissei-Lena Depression |
1963 |
| details |
Middle Liassic |
Callovian |
USSR(Far East) |
Korotkevich,V.D. Palynologic characteristics of the marine Jurassic and Lower Cretaceous sediments discovered in wells of Tyumatine and Ulakhan-Yruakhsk Uchastkakh (Lena-Olenek Region). |
1963 |