| details |
Purbeckian |
Early Valanginian |
Poland |
Mamczar,J. The Jurassic-Cretaceous boundary in the Polish Lowland in the light of spores and pollen analysis |
1968 |
| details |
Early Liassic |
|
Hungary |
Bona,J. Lower Liassic Coal series of the Mecsek Mountain Chain (geology) palynology. |
1969 |
| details |
Liassic |
|
Poland |
Rogalska,M. Spore and pollen grain analysis of Jurassic sediments in the northern part of the Cracow-Wielum Cuesta. |
1962 |
| details |
Purbeckian |
Valanginian |
Poland |
Mamczar,J. Palynological stratigraphy of Beds at the Jurassic-Cretaceous boundary in the Kujawy area. |
1966 |
| details |
Dogger |
|
Poland |
Schulz,E. Study of fossil spores from Rhaetian-Liassic Layers in the central part of the German Basin. |
1967 |