| details |
Portlandian |
|
England |
Warrington,G. et al. Micropalaeontological biostratigraphy of offshore samples from South-West Britain. |
1977 |
| original |
Early Portlandian |
Late Ryazanian |
Denmark |
Davey,R.J. Dinocysts stratigraphy of the latest Jurassic to Early Cretaceous of the Haldager No.1 borehole, Denmark. |
1982 |
| details |
Late Ryazanian |
Early Valanginian |
Denmark |
Piasecki,S. Dinoflagellate cyst stratigrphy of the Lower Cretaceous Jydegard Formation, Bornholm, Denmark. |
1984 |
| details |
Portlandian |
|
England(Dorset) |
Norris,G. et al. Fine wallstructure of selected Upper Jurassic Gonyaulacystinean dinoflagellate cysts from Southern England |
1984 |
| details |
Nd |
|
Nd |
Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species, 1985 edition. |
1985 |
| details |
Ryazanian |
Early Valanginian |
Norway |
…rhus,N. et al. Biostratigraphy of a Lower Cretaceous section from Sklinnabanken, Norway, with some comments on the Andoya exposure |
1986 |
| details |
Portlandian |
|
England(Sussex) |
Hunt,C.O. Dinoflagellate cysts and acritarch assemblages in shallow-marine and marginal-marine carbonates. Portland Stone and Purbeck (Upper Jurassic/Lower Cretaceous) Formation of south England and north France. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Portlandian |
Berriasian |
England(Wiltshire) |
Hunt,C.O. Dinoflagellate cysts and acritarch assemblages in shallow-marine and marginal-marine carbonates. Portland Stone and Purbeck (Upper Jurassic/Lower Cretaceous) Formation of south England and north France. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Portlandian |
|
France |
Hunt,C.O. Dinoflagellate cysts and acritarch assemblages in shallow-marine and marginal-marine carbonates. Portland Stone and Purbeck (Upper Jurassic/Lower Cretaceous) Formation of south England and north France. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Late Kimmeridgian |
Ryazanian |
North Sea |
Cox,B.M. et al. Upper Jurassic stratigraphy of four shallow cored boreholes in the United Kingdom Sector of the Southern North Sea. |
1987 |
| details |
Middle Volgian |
Ryazanian |
North Sea |
Harker,S.D. et al. Triassic to Cenomanian stratigraphy of the Witch Ground Graben. (In: Petroleum Geology of North West Europe. J.J.Brooks and K.W.Glennie, editors) |
1987 |
| details |
Middle Volgian |
Early Valanginian |
North Sea |
Heilmann-Clausen,C. Lower Cretaceous dinoflagellate biostratigraphy in the Danish Central Trough |
1987 |
| details |
Portlandian |
|
England(Dorset) |
Lord,A.R. et al. Dorset; Jurassic. (In: Mesozoic and Cenozoic stratigraphical micropalaeontology of the Dorset coast and Isle of Wight, southern England. Field guide for the XXth European Micropalaeontological Colloquium. A.R.Lord and P.R.Bown, editors) |
1987 |
| details |
Late Kimmeridgian |
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 |
Middle Volgian |
|
Denmark |
Dybkjaer,K. Palynological zonation and stratigraphy of the Jurassic section in the Gassum No.1 |
1988 |
| details |
Late Kimmeridgian |
Early Portlandian |
Scotland(Sutherland) |
Barron,H.F. Dinoflagellate cyst biostratigraphy and palaeoenvironments of the Upper Jurassic (Kimmeridgian to Basal Portlandian) of the Helmsdale Region, East Sutherland, Scotland. (In:Northwest European Micropalaeontology and Palynology.D.J. Batten and M.C. Keen, editors) |
1989 |
| details |
Late Ryazanian |
|
North Sea |
Lott,G.K. et al. Late Ryazanian Black Shales in the Southern North Sea Basin and their lithostratigraphical significance |
1989 |