| details |
Toarcian |
|
USSR(Ukrainian SSR) |
Lapteva,A.M. Palynological basis for the stratigraphic subdivision of the Jurassic in the Northwestern Confines of the Donets Basn. |
1967 |
| details |
Valanginian |
|
USSR(WSL) |
Markova,L.G. Spore and pollen assemblages of Mesozoic deposits of the West Siberian Lowland |
1962 |
| details |
Valanginian |
Hauterivian |
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Valanginian |
|
USSR(WSL) |
Markova,L.G. et al. Spores and pollen of the Lower Cretaceous layers of the Turukhansk borehole. |
1960 |
| details |
Valanginian |
|
USSR(WSL) |
Markova,L.G. The history of development of the Early Cretaceous flora from the Western Siberian Lowlands (Based on palynological facts). |
1971 |
| details |
Volgian |
|
USSR(Taymyr Nat.Okrug) |
Grigoreva,K.N. Palynological characteristics of Upper Jurassic deposits of the Kheta River (Yenisey-Khatansk Trough). (In: Stratigraphy and Paleontology of Siberia) |
1981 |