| details |
Cenomanian |
Turonian |
USSR(Siberia) |
Markova,L.G. Distribution of Schizaeaceae spores in the Cretaceous Layers of the Western Siberian Lowland and their importance for Sratigraphy. |
1966 |
| details |
Turonian |
|
USSR(WSL) |
Aleksandrova,L.V. et al. Palynological assemblages in Mesozoic-Cenozoic deposits of Western Siberia. (In: Methods of Interpretation of Palynological Data. E.P.Boitsova, editor) |
1977 |
| details |
Early Cenomanian |
|
Hungary |
JuhЎsz,M. Investigation of some spore genera from the Lower and Middle Cretaceous in Transdanubia. |
1979 |