| details |
Valanginian |
Albian |
China(Jilin) |
Golozoubov,V.V. et al. Early Cretaceous changes of vegetation and environment East Asi |
1999 |
| details |
Valanginian |
Albian |
Russia(Primorskiy) |
Golozoubov,V.V. et al. Early Cretaceous changes of vegetation and environment East Asi |
1999 |
| details |
Volgian |
|
USSR(Siberia) |
Bondarenko,N.M. The importance of Classopollis pollen for stratigraphy of the Jurassic and Cretaceous deposits of the Western Venisei-Khatanga Trough |
1971 |
| details |
Volgian |
|
USSR(Ukrainian SSR) |
Voronova,M.A. Palynological characteristic of the contiguous Upper Jurassic-Lower Cretaceous formations of the Dnepr-Donets Trough. |
1971 |