| details |
Campanian |
|
USSR(Krasnoyarsk Kray) |
Bondarenko,N.M. Palynological characteristics of deposits of the Campanian Stage of the Ust-Yenisei Depression |
1969 |
| details |
Campanian |
Maestrichtian |
USSR(Kazakh SSR) |
Kruchinina,N.V. et al. Palynostratigraphyof Cretaceous deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| 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 |