| details |
Late Campanian |
|
Montana |
Tschudy,B.D. Palynology of the Upper Campanian, (Cretaceous) Judith River Formation, north-central Montana. |
1973 |
| details |
Late Cretaceous |
Paleocene |
W.Germany(Bavaria) |
Tschudy,B.D. Palynology of the Upper Campanian, (Cretaceous) Judith River Formation, north-central Montana. |
1973 |
| 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 |
|
Utah |
Myung-Suk,Y. et al. Palynostratigraphy of Upper Cretaceous-Lower Tertiary strata, Price Canyon, Utah. |
1997 |
| details |
Late Campanian |
|
Utah |
Myung-Suk,Y. et al. Palynostratigraphy of Upper Cretaceous-Lower Tertiary strata, Price Canyon, Utah. |
1997 |
| details |
Campanian |
|
North America |
Lupia,R. Discordant morphological disparity and taxonomic diversity during the Cretaceous angiosperm radiation: North American pollen record. |
1999 |