| details |
Rhaetian |
Liassic |
Sweden |
Nilsson,T. On the occurrence of a Mesozoic oil shale in Schonen. |
1958 |
| original |
Liassic |
|
Poland |
Rogalska,M. Spore and pollen analysis of the Liassic deposits of the Mroczkow-Rozwady area in the Opoczno Distri Ct. |
1956 |
| details |
Early Jurassic |
|
Poland |
Rogalska,M. Spore and pollen analysis of the Liassic Coal of Blanowice in Upper Silesia |
1954 |
| original |
Dogger |
|
Poland |
Thiergart,F. The stratigraphic value of Mesozoic pollen and spores |
1949 |
| details |
Dogger |
|
USSR(Pre-Baltic) |
Thiergart,F. The stratigraphic value of Mesozoic pollen and spores |
1949 |