details |
Early Jurassic |
|
USSR(Turkmen SSR) |
Radyushkina,T.T. et al. Rhaetian and Liassic sediments of the Ust Urt and northern Turkmenia |
1971 |
details |
Pliensbachian |
|
USSR(Kazakh SSR) |
Alimov,K.A. et al. Jurassic spore and pollen assemblages of Ustyurt. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Tithonian |
|
USSR(Siberia) |
Vakhrameev,V.A. Lower and Upper boundaries of the Upper Jurassic deposits based on paleobotanical data. |
1973 |
details |
Late Jurassic |
Early Cretaceous |
USSR(Amurskaya Oblast) |
Shugaevskaya,O.V. et al. Spores with area from the Coal-bearing strata of Bureya Basin. |
1973 |
details |
Early Jurassic |
|
USSR(Uzbek SSR) |
Genkina,R.Z. et al. New data on the paleobotanic characteristics and basis for age of continental deposits of the Kokki Kokkinsk Suite of the Fergan range. (In: Voprosy biostratigrafii i Paleogeografii Neftegazonosnykh Oblastei SSSR.) |
1977 |
details |
Bajocian |
|
USSR(Kazakh SSR) |
Dolitskaya,I.V. et al. Correlation of Jurassic and Cretaceous sediments of the Buzachi Peninsula and North-Western Ustyurt |
1979 |
details |
Bathonian |
Callovian |
USSR(Arkhangelsk Oblast) |
Teodorovich,V.I. Grounds for the age determination of Middle Jurassic-Lower Callovian strata of the Cis-Timan area |
1980 |