| details |
Hauterivian |
Barremian |
USSR(WSL) |
Voitsel,Z.A. et al. Palynological characteristics of Berraisian (?), Valanginian and Hauter-Barremian deposits of the Ob-Irtysh Interfluve. (In: Paleopalynology Material of Central Siberia. L.E.Markova, editor) |
1971 |
| details |
Valanginian |
Barremian |
USSR(Ukrainian SSR) |
Voronova,M.A. Stratigraphic subdivision of Lower Cretaceous sediments of the Dnieper-Donets Basin, based on palynology. |
1971 |
| details |
Berriasian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. et al. New data about the Sea Berraisian deposits in the northern part of Dneiper-Donets Depression |
1981 |
| details |
Barremian |
Albian |
USSR(Ukrainian SSR) |
Voronova,M.A. Early Cretaceous miospores of the Ukraine |
1984 |
| details |
Aptian |
|
USSR(Azerbaijan SSR) |
Voronova,M.A. Early Cretaceous miospores of the Ukraine |
1984 |
| details |
Aptian |
|
USSR(Azerbaijan SSR) |
Davies,E.H. The Anemiacean, Schizaeacean and related spores. An index to genera and species. |
1985 |