details |
Early Callovian |
|
USSR(Uzbek SSR) |
Barkhatnaya,I.N. et al. Jurassic spore and pollen assemblages; Bukharo-Khivinskaya Oblast, (Western Uzbek). (In: Spore and pollen of the Jurassic and Lower Cretaceous from Central Asia. N.A. Bolkhovitina and N.I. Fokina, editors.) |
1971 |
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 |
Bajocian |
|
USSR(Uzbek SSR) |
Barkhatnaya,I.N. Spore-pollen complexes of Jurassic deposits of the western part of Middle Asia. (In: New data on the stratigraphy of Meso-Cenozoic deposits of Central Asia. E.K.Shuikoi et al, editors) |
1972 |
details |
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 |