| original |
Late Cretaceous |
Early Paleocene |
Montana |
Norton,N.J. et al. Palynology of the Upper Cretaceous and Lower Tertiary in the type locality of the Hell Creek Formation, Montana, USA. |
1969 |
| details |
Paleocene |
|
Canada(Yukon) |
Rouse,G.E. et al. Palynological Zonation of Cretaceous and Early Tertiary rocks of the Bonnet Plume Formation, northeastern Yukon, Canada. |
1972 |
| details |
Paleocene |
|
Canada(Saskatchewan) |
Jarzen,D.M. Angiosperm pollen from the Ravenscrag Formation (Paleocene), Southern Saskatchewan, Canada. |
1982 |
| details |
Maastrichtian |
|
Egypt |
Mohsen,S.A. Palynological studies of the Lower Esna Shale Formation, (Cretaceous) in the Tushka Basin, Southern Egypt. |
1987 |
| details |
Maastrichtian |
Paleocene |
North America |
Lupia,R. Discordant morphological disparity and taxonomic diversity during the Cretaceous angiosperm radiation: North American pollen record. |
1999 |