| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Pliensbachian |
Toarcian |
Poland |
Rogalska,M. et al. Lower Jurassic microflora. (In: Atlas Skamienialosci Przewodnich i Charakterystycznych. L.Malinowska, W.Bielecka and M.Rogalska, editors.Warsaw) |
1980 |
| original |
Pliensbachian |
Dogger |
Poland |
Rogalska,M. Division of the Liassic deposits in Poland (Except for the Carpathian area) based on microscope examinations. |
1971 |
| original |
Early Cretaceous |
|
Poland |
Rogalska,M. Division of the Liassic deposits in Poland (Except for the Carpathian area) based on microscope examinations. |
1971 |
| details |
Early Jurassic |
Middle Jurassic |
Poland |
Grabowska,I. et al. Flora from the Lower and Middle Jurassic microflora |
1970 |