| original |
Late Santonian |
Early Campanian |
Sweden |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Toarcian |
Aalenian |
USSR(Caucasus) |
Menshikova,N.Y. et al. The flora of Jurassic Continental strata of the Caspian Basin according to Macro and microfossil |
1983 |
| details |
Bajocian |
|
USSR(Kazakh SSR) |
Kirichkova,A.I. et al. The reconstruction of the Aalenian vegetation of the Trans-Caspian and the problems of correlation of dissimilar deposits. (In: Ecostratigraphy and Ecological Systems of the Geological Past.) |
1980 |
| details |
Late Bajocian |
|
USSR(Siberia) |
Ilyina,V.I. Palynological substantiation of the stratigraphic Division of the Jurassic of northern Middle Siberia |
1978 |