| details |
Hauterivian |
Barremian |
USSR(WSL) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
| details |
Kimmeridgian |
Hauterivian |
Canada(NWT,Mackenzie) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
| details |
Early Cretaceous |
|
USSR(Khabarovsk Kray) |
Kotova,I.Z. On the boundary between the Jurassic and Cretaceous in Coal-bearing strata of the Bureya Basin, according to data on spore and pollen analysis |
1961 |
| details |
Early Cretaceous |
|
USSR(Irkutskaya Oblast) |
Kotova,I.Z. Age of the Continental deposits of the Lake Gusinoe Basin and the Peculiarities of the composition of the Early Cetaceous floras of the Transbaikal |
1964 |
| details |
Hauterivian |
|
USSR(Kursk) |
Shramkova,G.V. Spore and pollen complexes of the Lower Volgian Stage and the Neocomian Superstage on the Territory of Kursk magnetic anomal. (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 |