| details |
Albian |
|
USSR(European) |
Dobrutskaya,N.A. Jurassic and Early Cretaceous spore-pollen assemblages of the northern part of the Russian Platform and their importace for stratigraphic and paleofloristic definition. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Hauterivian |
Aptian |
USSR |
Bolkhovitina,N.A. Connection of Gleicheniaceae and Schizaeaceae fern with paleofloristic Regions of the Jurassic Period and Cretaceous Epoch in Euasia by palynological data. |
1971 |
| details |
Neocomian |
Aptian |
USSR(Ukrainian SSR) |
Bolkhovitina,N.A. Connection of Gleicheniaceae and Schizaeaceae fern with paleofloristic Regions of the Jurassic Period and Cretaceous Epoch in Euasia by palynological data. |
1971 |
| details |
Cretaceous |
|
Nd |
Herngreen,G.F.W. et al. Cretaceous palynofloral Provinces: A review. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |