original |
Aptian |
Albian |
South Dakota |
Cahoon,E.J. Lower Cretaceous pollen and spores from the Southern Black Hills |
1965 |
original |
Late Malm |
Middle Purbeckian |
E.Germany(Rostock) |
Dжring,H. Spore-palynologic classification of the Wealdean in Western Mecklenburg (Werlestructure). |
1965 |
original |
Wealden |
|
France(Nord) |
Levet-Carrette,J. Wealdian microflora Coming from a natural Pit in the Vieux-Conde Shaft: (Valencienne Group). |
1966 |
original |
Berriasian |
Early Valanginian |
W.Germany(Niedersachsen) |
Dжrhжfer,G. Palynology and stratigraphy of the Buckeburg Formation (Berriasian-Valanginian) in the Hilsmulde (northwest Germany). |
1977 |
original |
Late Berriasian |
|
W.Germany(Niedersachsen) |
Dжrhжfer,G. et al. Discrimination and correlation of highest Jurassic and lowest Cretaceous terrestrial palynofloras in North-Westeurope. |
1977 |
original |
Late Berriasian |
Valanginian |
W.Germany(Niedersachsen) |
Dжrhжfer,G. et al. Discrimination and correlation of highest Jurassic and lowest Cretaceous terrestrial palynofloras in North-Westeurope. |
1977 |
original |
Berriasian |
Hauterivian |
Sweden |
Guy-Ohlson,D. Biostratigraphy of the Lower Jurassic-Cretaceous unconformity at Kullemolla Southern Sweden. |
1982 |
original |
Late Berriasian |
|
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 |
original |
Early Berriasian |
|
England(Dorset) |
Hunt,C.O. Miospores from the Portland Stone Formation and the Lower Part of the Purbeck Formation (Upper Jurassic/Lower Cretaceous) from Dorset, England. |
1985 |
original |
Ryazanian |
Early Valanginian |
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 |
Berriasian |
Valanginian |
Romania |
Avram,E. et al. Cretaceous terrestrial and shallow marine deposits in northern South Dobrogea (southeast Roumania). |
1993 |