details |
Turonian |
|
USSR(Kazakh SSR) |
Ponomarenko,Z.K. The age and paleogeographical environments of Bauxite Formation Kazakhstan. (In: The Importance of Palynological Analysis for the Stratigraphic and Paleofloristic Investigations. M.I. Nejshtadt, editor. Papers for the Second International Palynology Conference., Utrecht,1966) |
1966 |
details |
Santonian |
|
Russia(Urals) |
Amon,E.O. et al. An essay on regional geology and stratigraphy of the Upper Cretaceous deposits of southern Urals Territories. |
1997 |
details |
Turonian |
|
USSR(Kazakh SSR) |
Kruchinina,N.V. et al. Palynostratigraphyof Cretaceous deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |