| details |
Middle Volgian |
|
Denmark |
Dybkjaer,K. Palynological zonation and stratigraphy of the Jurassic section in the Gassum No.1 |
1988 |
| details |
Late Oxfordian |
Berriasian |
North Sea |
Herngreen,G.F.W. et al. Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. |
1989 |
| details |
Late Kimmeridgian |
Ryazanian |
England(Norfolk) |
Riding,J.B. et al. Rotosphaeropsis thula (Davey 1982), comb.nov., emend. A dinoflagellate from the Upper Jurassic - Lower Cretaceous of England. |
1989 |
| details |
Early Portlandian |
Early Ryazanian |
Denmark |
Riding,J.B. et al. Rotosphaeropsis thula (Davey 1982), comb.nov., emend. A dinoflagellate from the Upper Jurassic - Lower Cretaceous of England. |
1989 |
| details |
Volgian |
Ryazanian |
North Sea |
Riley,L.A. et al. The application of palynology in the interpretation of Brae Formation stratigraphy and reservoir geology in the South Brae Field area, British North Sea. (In: Correlation in Hydrocarbon Exploration. J.D.Collinson, editor). |
1990 |
| details |
Jurassic |
Early Ryazanian |
North Sea |
Partington,M.A. et al. Genetic sequence stratigraphy for the North Sea Late Jurassic and Early Cretaceous: Distribution and prediction of Kimmeridgian-Late Ryazanian Reservoirs in the North Sea and adjacent areas. (In: Petroleum Geology of Northwest Europe: Proceedings of the 4th Conference. J.R. Parker, editor) |
1993 |
| details |
Cretaceous |
|
North Sea |
Partington,M.A. et al. Biostratigraphic calibration of genetic stratigraphic sequences in the Jurassic-Lowermost Cretaceous (Hettangian to Ryazanian) of the North Sea and adjacent area. (In: Petroleum Geology of Northwest Europe: Proceedings of the 4th Conference. J.R. Parker, editor) |
1993 |
| details |
Cretaceous |
|
Denmark |
Poulsen,N.E. Dinoflagellate cyst biostratigraphy of Rhaetian-Ryazanian (Upper most Triassic-Lowermost Cretaceous) deposits from the Danish Subbasin |
1994 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |