| original |
Early Jurassic |
|
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |
| details |
Late Jurassic |
|
USSR(Yakut ASSR) |
Bobrov,A.K. The geological make-up of Yakuts ASSR and its oil gas potential. (In: Geological Symposium #5) |
1960 |
| details |
Aalenian |
Bajocian |
USSR(Uzbek SSR) |
Barkhatnaya,I.N. et al. Spore-pollen characteristics of Jurassic deposits, Western Uzbekistan. (In: Fossil Spores and Pollen of Plants and their Significance for their Stratigraphic Subdivivision of Oil and Gas Bearing Series of Precambrian, Paleozoic and Mesozoic rocks in the European and Central Asian Regions of the USSR. S.V.Semikhatovoi, V.P.Grichuka, and K.A.Bolkhovitina, editors) |
1967 |
| details |
Early Jurassic |
|
USSR(Ukrainian SSR) |
Alekseeva,V.I. Stages of flora development during the Jurassic and Early Cretaceous in the eastern part of the northern Caspian Region, as revealed by palynological evidence |
1971 |
| details |
Liassic |
|
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 |
Liassic |
Dogger |
USSR(Altai Kray) |
Adamenko,O.M. et al. Principal outlines of structure and conditions of forming of second structural (Lower-Middle Jurassic) Stage of Kulundinskaya Depression |
1967 |