| original |
Early Portlandian |
|
Denmark |
Davey,R.J. Dinocysts stratigraphy of the latest Jurassic to Early Cretaceous of the Haldager No.1 borehole, Denmark. |
1982 |
| details |
Middle Volgian |
Late Valanginian |
North Sea |
Heilmann-Clausen,C. Lower Cretaceous dinoflagellate biostratigraphy in the Danish Central Trough |
1987 |
| details |
Portlandian |
|
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 |
Early Portlandian |
|
North Sea |
Herngreen,G.F.W. et al. Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. |
1989 |
| details |
Portlandian |
|
North Sea |
Herngreen,G.F.W. et al. Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. |
1989 |
| details |
Portlandian |
|
England(Lincolnshire) |
Riding,J.B. et al. Dinoflagellate cysts of the Jurassic system. (In: A Stratigraphic Index of Dinoflagellate Cysts. A.J.Powell, editor) |
1992 |
| details |
Late Portlandian |
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 |
Late Portlandian |
Early Ryazanian |
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 |
Nd |
|
Poland |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |
| details |
Middle Volgian |
|
Denmark |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |
| details |
Oxfordian |
|
Denmark |
Poulsen,N.E. Dinoflagellate cysts from marine Jurassic deposits of Denmark and Poland |
1996 |
| details |
Nd |
|
Nd |
Stover,L.E. et al. Mesozoic-Tertiary dinoflagellates, acritarchs and Prasinophytes. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Early Portlandian |
|
North Sea |
Abbink,O.A. A Late Jurassic (Callovian - Early Ryazanian) ammonite-calibrated sporomorph zonation for the southern North Sea area. (In: Palynological Investigation in the Jurassic of the North Sea Region. O.A. Abbink) |
1998 |
| details |
Early Portlandian |
|
North Sea |
Abbink,O.A. Taxonomic Section. (In: Palynological Investigation in the Jurassic of the North Sea Region. O.A. Abbink) |
1998 |