| details |
Early Maastrichtian |
|
Colorado |
Nichols,D.J. et al. Biostratigraphy of Upper Cretaceous non-marine palynofloras in a north-south transect of the Western Interior Basin. (In: Evolution of the Western Interior Basin) |
1993 |
| details |
Early Maastrichtian |
|
Colorado |
Nichols,D.J. et al. Biostratigraphy of Upper Cretaceous non-marine palynofloras in a north-south transect of the Western Interior Basin. (In: Evolution of the Western Interior Basin) |
1993 |
| details |
Late Cretaceous |
|
Wyoming |
Kovach,W.L. et al. Association of palynomorphs and palynodebris with depositional environments; quantitative approaches. (In: Sedimentation of Organic Particles. A.Traverse, editor) |
1994 |
| details |
Late Maestrichtian |
|
Canada(Alberta) |
Braman,D.R. et al. The palynomorphs biostratigraphy of the Cypress Hills, Wood Mountain, and Turtle Mountain areas (Upper Cretaceous - Paleocene) of western Canada. |
1999 |
| details |
Late Maestrichtian |
|
Canada(Saskatchewan) |
Braman,D.R. et al. The palynomorphs biostratigraphy of the Cypress Hills, Wood Mountain, and Turtle Mountain areas (Upper Cretaceous - Paleocene) of western Canada. |
1999 |
| details |
Early Paleocene |
|
Canada(Manitoba) |
Braman,D.R. et al. The palynomorphs biostratigraphy of the Cypress Hills, Wood Mountain, and Turtle Mountain areas (Upper Cretaceous - Paleocene) of western Canada. |
1999 |
| details |
Late Maestrichtian |
|
Canada(Manitoba) |
Braman,D.R. et al. The palynomorphs biostratigraphy of the Cypress Hills, Wood Mountain, and Turtle Mountain areas (Upper Cretaceous - Paleocene) of western Canada. |
1999 |
| details |
Late Maestrichtian |
|
North Dakota |
Pearson,D.A. et al. Palynologically calibrated vertebrate record from North Dakota consistent with abrupt dinosaur extinction at the Cretaceous-Tertiary boundary. |
2001 |
| details |
Late Maestrichtian |
|
Canada(Saskatchewan) |
Sweet,A.R. et al. Sequential palynological changes across the composite Cretaceous - Tertiary (K/T) Boundary claystone and contiguous strata, western Canada and Montana, U.S.A. |
1999 |
| details |
Late Maestrichtian |
|
Montana |
Sweet,A.R. et al. Sequential palynological changes across the composite Cretaceous - Tertiary (K/T) Boundary claystone and contiguous strata, western Canada and Montana, U.S.A. |
1999 |
| details |
Late Maestrichtian |
|
Canada(Alberta) |
Sweet,A.R. et al. Sequential palynological changes across the composite Cretaceous - Tertiary (K/T) Boundary claystone and contiguous strata, western Canada and Montana, U.S.A. |
1999 |
| details |
Late Cretaceous |
|
South Dakota |
Leffingwell,H.A. Palynology of the Lance (Upper Cretaceous) and Fort Union (Paleocene) Formations of the type Lance area, Wyoming. (In: Symposium on Palynology of the Late Cretaceous and Early Tertiary. R.M Kosanke and A.T. Cross, editors) |
1970 |