details |
Late Campanian |
Early Maastrichtian |
Utah |
Franczyk,K.J. et al. Sedimentology, mineralogy, palynology and depositional history of some Upper most Cretaceous and Lowermost Tertiary rocks along the Utah Book and Roan Cliffs East of the Green River. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1990 |
details |
Maastrichtian |
|
Wyoming |
Farabee,M.J. Palynoflora of the Lower Lance Formation, (Maastrichtian), Crook County, Wyoming, USA. |
1984 |
details |
Maastrichtian |
|
Wyoming |
Farabee,M.J. et al. Stratigraphic palynology of the lower part of the Lance Formation, (Maestrichtian) of Wyoming. |
1986 |
details |
Middle Campanian |
Late Campanian |
Canada(Saskatchewan) |
Eberth,D.A. et al. Stratigraphy, sedimentology and vertebrate paleontology of the Judith River Formation (Campanian) near Muddy Lake, westcentral Saskatchewan. |
1990 |
details |
Early Maastrichtian |
|
Canada(Alberta) |
Dawson,F.M. et al. A preliminary analysis of the stratigraphy and sedimentology of the Coal bearing Wapiti Group, Northwestern Alberta. (In: Advances in Western Canadian Coal Geoscience. Forum Proceedings. W.Langenberg, editor) |
1989 |
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 |
Maastrichtian |
|
Wyoming |
Bohor,B.F. et al. Dinosaurs, spherules and the "Magic" Layers: A new K/T Boundary Clay Site in Wyoming. |
1987 |
details |
Maastrichtian |
|
North Dakota |
Bergad,R.D. Palynology of the Hell Creek Formation (Maastrichtian) in South-Central North Dakota. |
1974 |
details |
Campanian |
Maastrichtian |
Nigeria |
Beilstein,U. Microflora, (sporomorphs, dinoflagellates), from the regressive Upper Cretaceous of Benue-Trough, Nigeria. |
1994 |