| details |
Aalenian |
Bajocian |
USSR(Kazakh SSR) |
Zhiltsova,N.N. et al. Separation of Middle Jurassic deposits of the central and western parts of the Caspian Depression according to palynological data. (In: Sporen and Pollen in Oils and Deposits of Oil and Gas-Bearing Regions of the USSR.) |
1971 |
| details |
Aalenian |
Late Albian |
USSR(Kazakh SSR) |
Alekseeva,V.I. Stages of flora development during Jurassic and Early Cretaceous in the eastern part of North Pre-Caspian with reference to palynological evidence. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Aalenian |
|
USSR(Ukrainian SSR) |
Semenova,E.V. Spore-pollen complexes of Triassic (Ret), and Lower and Middle Jurassic of the northwestern part of the Donetz Basin. (In: The Importance of Palynological Analysis for the Stratigraphic and Paleofloristic Investigations. M.I. Nejshtadt, editor. Papers for the Second International Palynology Conference., Utrecht,1966) |
1966 |