| details |
Early Liassic |
|
Poland |
Orlowska-Zwolinska,T. Lower Liassic age of the Wielichowo Beds in the light of spore and pollen analysis, (Polish Lowland). |
1966 |
| details |
Early Jurassic |
Middle Jurassic |
Poland |
Grabowska,I. et al. Flora from the Lower and Middle Jurassic microflora |
1970 |
| details |
Early Jurassic |
|
Poland |
Rogalska,M. Spore and pollen analysis of the Liassic Coal of Blanowice in Upper Silesia |
1954 |
| details |
Albian |
Cenomanian |
USSR(Primorsk Kray) |
Verbitskaya,Z.I. Stratigraphical subdivision of Cretaceous sediments of Suchan Coal Basin based on palynology. |
1962 |