| details |
Valanginian |
|
Wyoming |
Decelles,P.G. et al. Non-mrine sedimentation in the overfilled part of the Jurassic-Cretaceous Cordilleran Foreland Basin; Morrison and Cloverly Formations, Central Wyoming, USA. |
1992 |
| details |
Egerian |
Early Pannonian |
Czechoslovakia |
Planderova,E. Microfloristic changes during the Miocene in Central Paratethys Region. (In: Global Biological Events in Earth History. E.Knobloch and Z.Kvacek, editors) |
1990 |
| details |
Late Pliocene |
Early Pleistocene |
Alaska |
Larson,J.A. Biostratigraphy. (In: Geological Report for the Gulf of Alaska Planning Area. R.F.Turner, editor) |
1992 |
| details |
Late Oligocene |
Miocene |
China(Kansu) |
Ma,Y.-Z. Tertiary sporo-pollen assemblages from Southern Dunhuang Basin, Gansu Province |
1991 |
| details |
Eocene |
|
Canada(NWT,Mackenzie) |
Norford,B.S. et al. Biostratigraphic determinations of fossils from the subsurface of the Yukon Territory and the Districts of Franklin, Keewtin and MacKenzie |
1973 |