| original |
Middle Eocene |
Early Oligocene |
Canada(NWT,Mackenzie) |
Norris,G. Systematic and stratigraphic palynology of the Eocene to Pliocene strata in the Imperial Nuktak C-22 Well, MacKenzie Delta Region, District of MacKenzie, NWT. |
1986 |
| original |
Maastrichtian |
|
Japan(Hokkaido I.) |
Takahashi,K. Palynologic study of the Akkeshi and Tokotan Formations of the Nemuro Group, Eastern Hokkaido |
1991 |
| original |
Middle Eocene |
|
Antarctica(Offshore) |
Macphail,M.K. et al. Palynology of Site 1166, Prydz Bay, East Antarctica. |
2004 |