| details |
Middle Bathonian |
Middle Callovian |
North Sea |
Falt,L.M. et al. Correlation of transgressive-regressive depositional sequences in the Middle Jurassic Brent/Vestland Group megacycle, Viking Graben, Norwegian North Sea. (In: Correlation in Hydrocarbon Exploration. J.D.Collinson, editor). |
1990 |
| details |
Early Callovian |
Middle Callovian |
North Sea |
Cockings,J.H. et al. Bathonian to Mid-Oxfordian sequence stratigraphy of South Viking Graben, North Sea. (In: Exploration Britain Geological insights for the Next Decade. R.F.P. Hardman, editor) |
1992 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |