details |
Late Berriasian |
Valanginian |
Europe |
Dжrhжfer,G. Distribution and stratigraphic utility of Oxfordian to Valanginian miospores in Europe and North America. |
1976 |
details |
Berriasian |
Valanginian |
USSR(Turkmen SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
details |
Berriasian |
Valanginian |
USSR(Kazakh SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
details |
Berriasian |
Valanginian |
China(N.China) |
Li,W. et al. The Cretaceous palynofloras and their bearing on stratigraphic correlation in China. |
1994 |
details |
Late Cenomanian |
Turonian |
Russia(Urals) |
Amon,E.O. et al. An essay on regional geology and stratigraphy of the Upper Cretaceous deposits of southern Urals Territories. |
1997 |
details |
Early Valanginian |
Middle Valanginian |
Canada(NWT,Mackenzie) |
McIntyre,D.J. et al. Valanginian miospore and microplankton assemblages from the northern Richardson Mountains, District of MacKenzie, Canada. |
1980 |
details |
Aptian |
Middle Albian |
Canada(Alberta) |
McIntyre,D.J. Palynology. (In: Stratigraphy, Sedimentology, Coal Geology and Depositional environmentsw of the Lower Cretaceous Gething Formation, Northeastern British Columbia and West Central Alberta. D.W.Gibson) |
1992 |
details |
Early Albian |
Middle Albian |
Canada(British Columbia) |
Broatch,J. Palynological zonation and correlation of the Peace River Coalfield northeastern British Columbia: An update. |
1986 |
details |
Tithonian |
Late Berriasian |
USSR(Ukrainian SSR) |
Voronova,M.A. et al. Palynologic characteristics of the Jurassic-Cretaceous transition in the Crimea. |
1977 |
details |
Middle Albian |
Late Albian |
Alaska |
Shane,J.D. The palynology, biostratigraphy and paleoecology of the Umiat Delta Complex, (Middle Albian - Early Cenomanian), North Slope, Alaska. |
1984 |
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 |
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 |
Berriasian |
Early Valanginian |
W.Germany(Niedersachsen) |
Dжrhжfer,G. Palynology and stratigraphy of the Buckeburg Formation (Berriasian-Valanginian) in the Hilsmulde (northwest Germany). |
1977 |
details |
Middle Triassic |
Early Triassic |
China(Kansu) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
details |
Late Triassic |
Early Triassic |
China(Shanxi) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
details |
Late Valanginian |
Early Hauterivian |
Portugal |
M©dus,J. Some elements of the Hauterivian palynoflora of Portugal. |
1983 |
details |
Jurassic |
Early Cretaceous |
China(S.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |