details |
Middle Liassic |
Bajocian |
USSR(Kazakh SSR) |
Aliev,M.M. et al. Biostratigraphic separation of Lower and Middle Jurassic deposits of the Steppe Manghyshlak. (In: Sporen and Pollen in Oils and Deposits of Oil and Gas-Bearing Regions of the USSR.) |
1971 |
details |
Valanginian |
|
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Valanginian |
|
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Middle Jurassic |
|
USSR(Belorussian SSR) |
Markovich,E.M. et al. On the significance of paleobotanical analysis by study of tectonically violated coal-bearing areas, (with the Chervonooziorskaya area, Pripiat Depression, as example). |
1972 |
details |
Early Jurassic |
Middle Jurassic |
USSR(Kazakh SSR) |
Vorontsov,V.V. et al. Age of Jurassic Red Beds of the Karaganda Basin. |
1973 |
details |
Bajocian |
|
USSR(Kazakh SSR) |
Aliev,M.M. et al. Jurassic continental deposits of eastern Central Asia, (dating, division, correlation). |
1981 |
details |
Jurassic |
|
USSR(Lithuanian SSR) |
Venozhinskene,A.I. Spores and pollen complex of Jurassic rocks in the Vepriaistructure |
1987 |
details |
Early Jurassic |
|
USSR(Lithuanian SSR) |
Venozhinskene,A.I. Spores and pollen complex of Jurassic rocks in the Vepriaistructure |
1987 |