details |
Early Triassic |
Late Triassic |
USSR(Siberia) |
Petrova,E.K. et al. Palynological characteristics of the Upper Paleozoic and the Lower Mesozoic deposits of Middle-Vilyui gas and condnsate-bearing field. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Early Jurassic |
Middle Jurassic |
USSR(Siberia) |
Odintsova,M.M. Composition of the plant Cover of the central part of the Sayano-Vilyuysk Basin during the Early and Middle Jurassic Epochs. |
1969 |
details |
Early Jurassic |
Middle Jurassic |
USSR(Kazakh SSR) |
Vorontsov,V.V. et al. Age of Jurassic Red Beds of the Karaganda Basin. |
1973 |
details |
Norian |
Rhaetian |
USSR(Taymyr Nat.Okrug) |
Kara-Murza,E.N. Palynological basis of stratigraphical subdivision of the Mesozoic deposits of the Khatanga Depression. |
1960 |