details |
Portlandian |
Ryazanian |
North Sea |
Herngreen,G.F.W. et al. Dinoflagellate, sporomorph, and micropaleontological zonation of Callovian to Ryazanian strata in the Central North Sea Graben, the Netherlands. |
1988 |
details |
Kimmeridgian |
Ryazanian |
North Sea |
Herngreen,G.F.W. et al. Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. |
1989 |
details |
Middle Berriasian |
|
Switzerland |
M©dus,J. et al. Palynology of some Berriasian Emersive levels from the Jura.Assemblages from Sardinia and Pyrenees |
1991 |
details |
Middle Berriasian |
|
France(Jura) |
M©dus,J. et al. Palynology of some Berriasian Emersive levels from the Jura.Assemblages from Sardinia and Pyrenees |
1991 |
details |
Late Jurassic |
Cretaceous |
Nd |
Batten,D.J. Upper Jurassic and Cretaceous miospores. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |