| details |
Middle Valanginian |
|
W.Germany(Niedersachsen) |
Below,R. Dinoflagellate cysts from the Platylenticeras Strata, (Lower Middle Valanginian), of the Schnepper Brick Clay Pit at Suddendorf in Northwest Germany. |
1981 |
| details |
Late Hauterivian |
Early Barremian |
W.Germany(Niedersachsen) |
Harding,I.C. A dinocyst calibration of the European Boreal Barremian |
1990 |
| details |
Early Barremian |
|
W.Germany(Niedersachsen) |
Kirsch,K.-H. et al. Quantitative studies of dinoflagellate cysts profile of the boundary beds of the Hauterivian - Barremian Boundary of the Claypit Otto Gott near Sarstedt, (Niedersachsen, northern Germany). |
1995 |
| details |
Early Barremian |
|
W.Germany(Bremen) |
Mutterlose,J. et al. Phytoplankton from the anoxic sediments of the Barremian, (Lower Cretaceous) of north West Germany. |
1987 |
| details |
Valanginian |
Hauterivian |
USA(Atlantic Coast) |
Bebout,J.W. Biostratigraphy. (In: Geologic and Operational summary, Cost No.G-2 Well, Georges Bank area North Atlantic OCS. R.V.Amato and E.K.Simonis, editors) |
1980 |
| details |
Hauterivian |
|
Spitsbergen |
Bjaerke,T. Mesozoic palynology of Svalbard. III. |
1978 |
| details |
Late Valanginian |
|
Spain |
Leereveld,H. Upper Tithonian - Valanginian (Upper Jurassic - Lower Cretaceous) dinoflagellate cyst stratigraphy of the western Mediterranean. |
1997 |
| details |
Late Hauterivian |
|
Spain |
Leereveld,H. Hauterivian - Barremian (Lower Cretaceous) dinoflagellate cyst stratigraphy of the western Mediterranean. |
1997 |
| details |
Hauterivian |
|
Russia(Siberia) |
Beizel,A.L. et al. New geological data and zoning of the Neocomian key section on Yatriya River (Polar Transuralia) according to Belemnites, dinocysts and palynomorphs |
1997 |
| details |
Early Hauterivian |
|
Russia(Siberia) |
Lebedeva,N.K. et al. Dinoflagellate cysts and microforaminifera of the Lower Cretaceous Yatria River section, Subarctic Ural, northwest Siberia (Russia). Biostratigraphy, palaeoenvironmental and palaeogeographic discussion. |
1999 |
| details |
Early Hauterivian |
|
Russia(Khanty-Mansi) |
Lebedeva,N.K. et al. Microphytoplankton and Microforaminifera in the Lower Cretaceous reference section in Subarctic Ural (Western Siberia) |
1998 |
| details |
Hauterivian |
|
Poland |
Skupien,P. Contribution to stratigraphy of the Lower Cretaceous sediments of the Silesian Unit |
2004 |
| details |
Valanginian |
Early Barremian |
North Sea |
Costa,L.I. et al. Dinoflagellate cysts of the Cretaceous System. (In: A Stratigraphic Index of Dinoflagellate Cysts. A.J.Powell, editor) |
1992 |
| details |
Early Barremian |
|
North Sea |
Crittenden,S. et al. The Early - Middle Cretaceous lithostratigraphy of the Central North Sea, (United Kingdom Sector). |
1991 |
| details |
Early Barremian |
|
North Sea |
Wilkinson,I.P. et al. Appendix: Cretaceous biostratigraphic biomarkers. (In: Cretaceous of the Central northern North Sea. H.Johnson and G.K.Lott, editors) |
1993 |
| details |
Late Valanginian |
Middle Barremian |
New Guinea(Papua) |
Davey,R.J. Palynological zonation of the Lower Cretaceous, Upper and Uppermost Middle Jurassic in the northwestern Papuan Basin of Papua, New Guinea. |
1988 |
| details |
Valanginian |
|
Netherlands |
Cottencon,A. et al. Lower Cretaceous Gas Fields in Holland |
1975 |