details |
Valanginian |
|
Black Sea |
Dulub,V.G. et al. Correlation between Lower Cretaceous deposits of the Kerch Peninsula and northwest Caucasus, (in association with studies of strata containing hydrocarbons). |
1986 |
details |
Valanginian |
|
USSR(Kazakh SSR) |
Smirnova,S.B. et al. Palynological features of the Valanginian in Western Karatau, (Mangyshlak). |
1978 |
details |
Valanginian |
|
USSR(Ukrainian SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
details |
Valanginian |
|
USSR(Kursk) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
details |
Valanginian |
Barremian |
China(Kirin) |
Wang,S.-Y. Sporo-pollen assemblage of Jurassic-Cretaceous in Tonghua Jilin |
1988 |
details |
Valanginian |
|
USSR(European) |
Dobrutskaya,N.A. Jurassic and Early Cretaceous spore-pollen assemblages of the northern part of the Russian Platform and their importace for stratigraphic and paleofloristic definition. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Valanginian |
Barremian |
USSR(Siberia) |
Chlonova,A.F. et al. Changes in composition of palynological assemblages from Cretaceous deposits of the eastern part of the West Siberian Plain. |
1994 |
details |
Valanginian |
Barremian |
China(Heilungkiang) |
Gang,L. Palaeontology and biostratigraphy of the Lower Cretaceous Qihulin Formation in eastern Heilongjiang, northeastern China. |
2001 |
details |
Turonian |
|
Japan(Hokkaido I.) |
Miki,A. Spores and pollen flora from the Middle Yezo Group in northern Hokkaido Japan |
1973 |
details |
Turonian |
|
Japan(Hokkaido I.) |
Miki,A. Spores and pollen flora from the Middle Yezo Group in northern Hokkaido, Japan. |
1973 |
details |
Turonian |
|
Japan(Hokkaido I.) |
Miki,A. Late Cretaceous pollen and spore floras of northern Japan composition and interpretation. |
1977 |
details |
Tithonian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. et al. Stratigraphic boundaries in the Mesozoic and Paleogene of the Ukraine, based on palynology. |
1980 |
details |
Tithonian |
|
USSR(Moscow) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
details |
Tithonian |
Hauterivian |
Canada(NWT,Mackenzie) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
details |
Tithonian |
Late Berriasian |
USSR(Ukrainian SSR) |
Voronova,M.A. et al. Palynologic characteristics of the Jurassic-Cretaceous transition in the Crimea. |
1977 |
details |
Ryazanian |
Hauterivian |
Canada(NWT,Mackenzie) |
Fensome,R.A. Taxonomy and biostratigraphy of Schizaealean spores from the Jurassic-Cretaceous boundary beds of the Aklavik Range, District of MacKenzie |
1987 |
original |
Nd |
|
Nd |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |