| details |
Early Cretaceous |
|
Oklahoma |
Wingate,F.H. Palynology of the Denton Shale (Lower Cretaceous), of southeastern Oklahoma. |
1974 |
| details |
Middle Albian |
Late Albian |
Alaska(North Slope) |
Wiggins,V.D. Palynological investigation of an Albian sample from the North Slope of Alaska. |
1972 |
| details |
Middle Albian |
Late Albian |
Canada(Saskatchewan) |
Playford,G. Palynology of the Basal Cretaceous (Swan River) strata of Saskatchewan and Manitoba |
1971 |
| details |
Middle Albian |
Late Albian |
Canada(Manitoba) |
Playford,G. Palynology of the Basal Cretaceous (Swan River) strata of Saskatchewan and Manitoba |
1971 |
| original |
Middle Albian |
Late Albian |
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |