| original |
Middle Cenomanian |
|
Canada(Alberta) |
Singh,C. Cenomanian microfloras of the Peace River area Northwestern Alberta |
1983 |
| details |
Late Albian |
|
Kansas |
Ward,J.V. Early Cretaceous angiosperm pollen from the Cheyenne and Kiowa Formations, (Albian) of Kansas, USA. |
1986 |
| details |
Late Albian |
Early Cenomanian |
Canada(Ontario) |
Zippi,P.A. et al. Note; Recognition of a Cretaceous Outlier in Northwestern Ontario. |
1990 |
| details |
Late Albian |
Cenomanian |
Egypt |
Schrank,E. et al. Cretaceous (Aptian-Maestrichtian) palynology of foraminifera-dated wells (KRM-1, AG-18) in Northwestern Egypt. |
1995 |
| details |
Albian |
Cenomanian |
North America |
Lupia,R. Discordant morphological disparity and taxonomic diversity during the Cretaceous angiosperm radiation: North American pollen record. |
1999 |