| details |
Late Jurassic |
|
USSR(WSL) |
Bliznichenko,S.I. et al. Spores and pollen of oils of West Siberian Lowland |
1964 |
| details |
Albian |
|
USSR(Kazakh SSR) |
Boytsova,E.P. et al. List of plant, spore and pollen of the Albian deposits of some districts of the USSR. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| details |
Maastrichtian |
|
USSR(WSL) |
Grigoreva,K.N. Spore-pollen assemblages of Maestrichtian deposits of the Western Siberian Lowland. |
1966 |
| details |
Aptian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. Stratigraphic subdivision of Lower Cretaceous sediments of the Dnieper-Donets Basin, based on palynology. |
1971 |