| details |
Bajocian |
Early Bathonian |
Sweden |
Guy-Ohlson,D. Spore and pollen assemblage zonation of Swedish Bajocian and Bathonian sediments. (In:Northwest European Micropalaeontology and Palynology.D.J. Batten and M.C. Keen, editors) |
1989 |
| details |
Pliensbachian |
Aalenian |
France(Alsace) |
Rauscher,R. et al. Palynological investigations in the Jurassic of the Alsace (northeast France). |
1990 |
| details |
Middle Pliensbachian |
Early Toarcian |
Europe(NW.Europe) |
Batten,D.J. et al. Biostratigraphic significance of uppermost Triassic and Jurassic miospores in Northwest Europe. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |