details |
Hettangian |
Bajocian |
E.Germany |
Schulz,E. et al. Table of distribution of spores and pollen in the German Lias and Dogger. comments on the table of stratigraphic distribution of spores and pollen in the Liassic and Dogger |
1966 |
details |
Late Berriasian |
|
Canada(NWT,Mackenzie) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
details |
Hettangian |
Bajocian |
Bulgaria |
Tchoumatchenco,P. et al. A transitional Realm between Balkan and Moesia; Palaeogeographic and palaeotectonic evolution of the Flysch Trough in Early and Middle Jurassic time (The eastern Stara Planina;Eastern Bulgaria) |
1992 |
details |
Hettangian |
Late Bajocian |
Bulgaria |
Chernyavska,S. Lower and Middle Jurassic palynostratigraphy of Bulgaria |
1986 |