| details |
Early Oligocene |
Pliocene |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Early Oligocene |
Pliocene |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Early Tertiary |
|
China(Hupei) |
Anonymous Early Tertiary spores and pollen grains from the Coastal Region of Bohai. |
1978 |
| details |
Early Tertiary |
|
Pacific(S.China Sea) |
Anonymous The Tertiary system of the Continental Shelf in the northern area of the South China Sea |
1981 |
| details |
Campanian |
Maestrichtian |
Russia(Urals) |
Amon,E.O. et al. An essay on regional geology and stratigraphy of the Upper Cretaceous deposits of southern Urals Territories. |
1997 |