original |
Middle Campanian |
Late Campanian |
Colorado |
Gies,T.F. Palynology of sediments boardering some Upper Cretaceous strand lines in Northwestern Colorado. |
1972 |
details |
Late Cretaceous |
|
Utah |
Kidson,E.J. Palynology and paleoecology of the Buck Tongue of the Mancos Shale, (Upper Cretaceous), from East Central Utah and Western Colorado. |
1971 |
details |
Late Cretaceous |
|
Colorado |
Kidson,E.J. Palynology and paleoecology of the Buck Tongue of the Mancos Shale, (Upper Cretaceous), from East Central Utah and Western Colorado. |
1971 |
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 |
details |
Cenomanian |
Coniacian |
Wyoming |
Griggs,P.H. Stratigraphy and palynology of the Frontier Formation, Big Horn Basin, Wyoming |
1970 |
details |
Maestrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Ephedralean pollen from the Upper Cretaceous Edmonton Formation of Alberta, (Canada), and their paleoecological significance. |
1968 |
details |
Early Cretaceous |
|
Maryland |
Srivastava,S.K. Ephedralean pollen from the Upper Cretaceous Edmonton Formation of Alberta, (Canada), and their paleoecological significance. |
1968 |
details |
Middle Albian |
Late Albian |
Canada(Alberta) |
Norris,G. Spores and pollen from the Lower Colorado (Albian-?Cenomanian) of Central Alberta. |
1967 |
details |
Early Cretaceous |
|
Maryland |
Norris,G. Spores and pollen from the Lower Colorado (Albian-?Cenomanian) of Central Alberta. |
1967 |