| original |
Late Campanian |
|
Montana |
Tschudy,B.D. Two new fossil pollen genera from Upper Campaniam, (Cretaceous), rocks of Montana. |
1971 |
| details |
Late Campanian |
|
Montana |
Tschudy,B.D. Palynology of the Upper Campanian, (Cretaceous) Judith River Formation, north-central Montana. |
1973 |
| details |
Middle Campanian |
|
Canada(Alberta) |
Norris,G. et al. Evolution of the Cretaceous terrestrial palynoflora in Western Canada. |
1975 |
| details |
Campanian |
|
Canada(Alberta) |
Jarzen,D.M. Palynology of Dinosaur Provincial Park, (Campanian), Alberta. |
1982 |
| details |
Late Campanian |
|
USA(Rocky Mountains) |
Nichols,D.J. et al. Cretaceous palynomorph biozones for the Central and northern Rocky Mountain Region of the United States. |
1982 |
| details |
Quaternary |
|
Colorado |
Scott,L. et al. Reworked Cretaceous palynomorphs in Late Quaternary deposits from Central Colorado USA. |
1984 |
| details |
Late Campanian |
|
Canada(Alberta) |
Jerzykiewicz,T. et al. Sedimentological and palynological evidence of regional climatic changes in the Campanian to Paleocene sediments of the Rocky Mountain Foothiils, Canada |
1988 |
| 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 |
Late Campanian |
Early Maastrichtian |
Montana |
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 Campanian |
Early Maastrichtian |
Montana |
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 |
Campanian |
|
North America |
Lupia,R. Discordant morphological disparity and taxonomic diversity during the Cretaceous angiosperm radiation: North American pollen record. |
1999 |