| details |
Barremian |
Early Albian |
China(Hopei) |
Gan,Z.-B. et al. Early Cretaceous palynology in northern Hebei |
1985 |
| details |
Volgian |
|
USSR(Saratov) |
Orlova,E.D. Palynological characteristic of the Volgian and Lower Cretaceous deposits from the Volga Region and the Western Orenburg Predurale. (In: Problems of Modern Palynology. A.F.Chlonova, editor) |
1984 |
| details |
Hauterivian |
Early Albian |
China(Heilungkiang) |
Zhang,Q. Palynological assemblages from the Chengzihe Formation in Jixi Basin of eastern Heilongjiang Province. |
1987 |