| details |
Hettangian |
Sinemurian |
USSR(Siberia) |
Ilyina,V.I. Subdivision and correlation of Jurassic deposits in Central and eastern Siberia, on the basis of palynological data |
1981 |
| details |
Middle Liassic |
Late Liassic |
USSR(Kemerovskaya) |
Vasilivea,N.A. et al. Section across Lower Jurassic deposits on the Right Bank of the Tom' Up and Down the Poliakov Creek |
1971 |
| details |
Early Jurassic |
|
USSR(Siberia) |
Odintsova,M.M. et al. Early and Middle Jurassic spore-pollen assemblages of Siberian Platform and their relationship with paleolandscapes. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |