details |
Aalenian |
Bathonian |
Europe |
Boulter,M.C. et al. A reconstruction of some Middle Jurassic vegetation in northern Europe. (In: Studies in Palaeobotany and Palynology in Honour of Professor W.G.Chaloner, F.R.S. M.E.Collinson and A.C.Scott, editors) |
1993 |
details |
Aalenian |
|
USSR(Siberia) |
Shurygin,B.N. et al. Problems of the stratigraphy of the Lower and Middle Jurassic of southeastern of West Siberia. |
1995 |
details |
Aalenian |
Bajocian |
Switzerland |
Burkhalter,R.M. et al. The "Dogger B", (Late Aalenian), from the Herdern-1, Berlingen-1 and the Kreuzlingen-1 Boreholes, (Northeast Switzerland). |
1997 |