| details |
Campanian |
Maastrichtian |
Maryland |
Wolfe,J.A. Stratigraphic distribution of some pollen types from the Campanian and Lower Maestrichtian rocks, (Upper Cretaceous), of the Middle Atlantic States. |
1976 |
| details |
Campanian |
|
Texas |
Baghai,N.L. Classification and analysis of palynomorphs of the Aguja Formation (Campanian), Big Bend National Park, Brewster County, Texas. |
1994 |
| details |
Campanian |
Tertiary |
China(Kiangsu) |
Song,Z.-C. et al. Palynological assemblages across the Cretaceous/Tertiary boundary in northern Jiangsu, Eastern China. |
1995 |