details |
Berriasian |
Santonian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Devolopment of vegetation in the Southern Region of Central Asia during the Jurassic and Cretaceous Periods (from palynological data). (In: Stratigraphy and Paleontology of Mesozoic and Paleogene-Neogene Continental deposits of the Asiatic Part of the USSR.) |
1967 |
details |
Valanginian |
Turonian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Devolopment of vegetation in the Southern Region of Central Asia during the Jurassic and Cretaceous Periods (from palynological data). (In: Stratigraphy and Paleontology of Mesozoic and Paleogene-Neogene Continental deposits of the Asiatic Part of the USSR.) |
1967 |
details |
Late Cenomanian |
|
USSR(Kazakh SSR) |
Erofeev,V.S. et al. The first finding of Upper Cretaceous deposits characterized by flora in the Ili Depression |
1972 |
details |
Cenomanian |
Santonian |
USSR(Kazakh SSR) |
Zagoruiko,V.A. et al. Stratigraphy and spore pollen complexes of Upper Cretaceous deposits of Kyzlkum |
1965 |
details |
Early Albian |
|
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Stratigraphy of the Continental Cretaceous deposits of the Lower Syr-Dar'Ya Uplift (Northeast Aral Region). |
1963 |
details |
Aptian |
Cenomanian |
USSR(Far East) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Cenomanian |
Turonian |
USSR(Far East) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
details |
Cretaceous |
|
USSR(Far East) |
Chlonova,A.F. General changes in the spore-pollen composition of Cretaceous deposits of North Asia. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Turonian |
|
USSR(European) |
Kopytova,E.A. The spore pollen complex of the central part of Kyzylkumov and its stratigraphic significance. (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 |
Berriasian |
Valanginian |
USSR(Caucasus) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
details |
Early Cretaceous |
|
USSR(Arkhangelsk Oblast) |
Fedorova,V.A. et al. Application of general biostratigraphic analysis methods for palynological research. |
1981 |
details |
Late Jurassic |
Valanginian |
USSR |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |
details |
Neocomian |
|
USSR |
Kotova,I.Z. Paleofloristic Regions of the USSR in Jurassic and Early Cretaceous time and spore-pollen analysis data |
1965 |
details |
Neocomian |
|
USSR |
Bolkhovitina,N.A. History of the Schizaceaeceae Family in the geological past on the basis of spore studies. |
1962 |
details |
Early Cretaceous |
|
USSR |
Bolkhovitina,N.A. History of Schizaeceae Family in the geological past on the basis of spore studies. |
1962 |
details |
Jurassic |
Oligocene |
USSR |
Bolkhovitina,N.A. History of Schizaeceae Family in the geological past on the basis of spore studies. |
1962 |
details |
Neocomian |
|
USA |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |