details |
Middle Albian |
Late Albian |
Canada(Manitoba) |
Playford,G. Palynology of the Basal Cretaceous (Swan River) strata of Saskatchewan and Manitoba |
1971 |
details |
Middle Albian |
Late Albian |
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
details |
Valanginian |
Hauterivian |
Argentina(Santa Cruz) |
Archangelsky,S. Palynology of the Lower Cretaceous in Argentina. |
1979 |
details |
Berriasian |
Hauterivian |
Atlantic Ocean |
Kotova,I.Z. Palynological study of the Lower Cretaceous deposits of the central part of the Atlantic Ocean |
1986 |
details |
Valanginian |
Hauterivian |
USSR(Ukrainian SSR) |
Yanovskaya,G.G. Spore-pollen complexes of the Upper Jurassic-Lower Cretaceous from the Prut-Dnester Interfluve. |
1971 |
details |
Valanginian |
Hauterivian |
USSR(Ukrainian SSR) |
Yanovskaya,G.G. Palynological evidence for age determination of the Vishnevskay Series in the Dniester-Prut Interfluve. (In: Palynological Studies of Sedimentary Deposits in the Ukraine and adjacent Regions. Y.V.Teslenko, editor) |
1976 |
details |
Valanginian |
Hauterivian |
Sweden |
Vajda,V. Aalenian to Cenomanian terrestrial palynofloras of SW Scania, Sweden. |
2001 |
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 |
Late Oxfordian |
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 |
details |
Late Oxfordian |
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 |
details |
Kimmeridgian |
Early Valanginian |
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 |
Purbeckian |
Early Valanginian |
Poland |
Mamczar,J. The Jurassic-Cretaceous boundary in the Polish Lowland in the light of spores and pollen analysis |
1968 |
details |
Purbeckian |
Early Valanginian |
Poland |
Mamczar,J. Boundary between the Jurassic and Cretaceous in the Polish Lowland determined on palynological examinations. |
1971 |
details |
Late Berriasian |
Early Valanginian |
England(Sussex) |
Batten,D.J. Upper Jurassic and Cretaceous miospores. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Late Valanginian |
Early Hauterivian |
W.Germany(N.Rhine) |
Ashraf,A.R. et al. Palynomorphs of the Valanginian/Hauterivian boundary at Mittellandkanal near Pollhagen |
1988 |
details |
Early Jurassic |
Early Cretaceous |
Canada(Arctic) |
Kerr,J.W. Geology of Bathurst Island Group and Byam Martin Island, Arctic Canada. |
1974 |
details |
Middle Jurassic |
Early Cretaceous |
Algeria |
Reyre,Y. First contribution to the study of spores and pollen of the Secondary Saharan. |
1964 |