| details |
Hauterivian |
Albian |
USSR(WSL) |
Markova,L.G. The history of development of the Early Cretaceous flora from the Western Siberian Lowlands (Based on palynological facts). |
1971 |
| details |
Middle Aptian |
Late Aptian |
USSR(Caucasus) |
Rimma,L.A. Palynological stratigraphy of the Dolmen Suite |
1971 |
| details |
Albian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. et al. Stratigraphic subdivision of the Cretaceous deposits in the Middle Ingul River Region |
1972 |
| details |
Early Aptian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. et al. On the stratigraphy of Lower Cretaceous sections from Bauxite concentrations on the Ukrainian Shield and in the Pre-Black Sea Basin |
1973 |
| details |
Aptian |
|
USSR(Moscow) |
JuhЎsz,M. Gleicheniaceae spores from Lower Cretaceous deposits of Hungary. |
1977 |
| details |
Nd |
|
Nd |
JuhЎsz,M. Gleicheniaceae spores from Lower Cretaceous deposits of Hungary. |
1977 |