| details |
Kimmeridgian |
|
Celtic Sea |
Ainsworth,N.R. et al. Jurassic and Upper Triassic biostratigraphy of the North Celtic Sea and Fastnet Basins. (In:Northwest European Micropalaeontology and Palynology.D.J. Batten and M.C. Keen, editors) |
1989 |
| details |
Late Kimmeridgian |
Early Portlandian |
England(Dorset) |
Ainsworth,N.R. et al. A proposed Latest Triassic to Earliest Cretaceous microfossil biozonation for the English Channel and its adjacent areas. (In: The development, evolution and petroleum geology of the Wessex Basin. J.R.Underhill, editor) |
1998 |
| details |
Jurassic |
|
North Sea |
Abbink,O.A. Taxonomic Section. (In: Palynological Investigation in the Jurassic of the North Sea Region. O.A. Abbink) |
1998 |