original |
Early Turonian |
Late Turonian |
Wyoming |
Nichols,D.J. et al. Palynostratigraphic framework for the Cretaceous (Albian-Maestrichtian), of the overthrust Belt of Utah and Wyoming. |
1982 |
original |
Turonian |
|
Utah |
Nichols,D.J. et al. Palynostratigraphic framework for the Cretaceous (Albian-Maestrichtian), of the overthrust Belt of Utah and Wyoming. |
1982 |
original |
Early Campanian |
|
Canada(Alberta) |
Sweet,A.R. et al. A distinctive terrestrial palynofloral assemblage from the Lower Campanian Chungo Member, Wapiabi Formation, southwestern Alberta; A key to regional correlations. (In: Contributions to Canadian Coal Geoscience) |
1989 |
original |
Early Campanian |
|
Canada(Alberta) |
Sweet,A.R. et al. A distinctive terrestrial palynofloral assemblage from the Lower Campanian Chungo Member, Waipiabi Formation, southwestern Alberta; A key to regional correlations. (In: Contributions to Canadian Coal Geoscience) |
1989 |