| details |
Maastrichtian |
|
USSR(Taymyr Nat.Okrug) |
Bondarenko,N.M. Palynological basis for the stratigraphy of the Upper Cretaceous deposits in the Basin of the River Bol'shaya Layda (Ust-Enisey area) |
1965 |
| original |
Maastrichtian |
Danian |
USSR(Yakut ASSR) |
Samoilovich,S.R. New species of Upper Cretaceous angiosperm pollen of Yakut |
1965 |
| details |
Aptian |
Albian |
USSR(WSL) |
Chlonova,A.F. The stratigraphic importance of some morphological types of spores and pollen as seen from the example of Upper Cretaceous deposits in the eastern part of the West Siberian Lowand. (Taxonomy and Methods for the Study of Fossl Pollen and Spores. V.N. Saks and A.F. Khlonova, editors) |
1964 |