| details |
Early Jurassic |
|
USSR(Permsk Oblast) |
Dubeykovskiy,S.G. et al. Lower Jurassic sediments in the Upper Kama Basin |
1965 |
| details |
Early Jurassic |
Middle Jurassic |
USSR(Kazakh SSR) |
Faddeeva,I.Z. Part 5. Lower Mesozoic megaspores of the Or-Ilek Region and their stratigraphic significance. (In: Palynological validation of the stratigraphic division of the Lower Mesozoic Coal-bearing deposits of Or'-Ilek Region.) |
1965 |
| details |
Dogger |
|
USSR(Altai Kray) |
Adamenko,O.M. et al. Principal outlines of structure and conditions of forming of second structural (Lower-Middle Jurassic) Stage of Kulundinskaya Depression |
1967 |
| details |
Valanginian |
Hauterivian |
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Jurassic |
|
USSR(Kalmyr ASSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |