| details |
Bajocian |
|
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 |
Bathonian |
|
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 |
Bajocian |
|
USSR(Siberia) |
Ilyina,V.I. On the age of Jurassic sediments of South-Eastern Margin of the West Siberian Lowlands |
1970 |