original |
Barremian |
Albian |
Alaska |
Timmcke,T.A. Palynolgoy of the Lower Cretaceous Pebble Shale Unit, Point Barrow, Alaska. |
1981 |
original |
Middle Albian |
Early Cenomanian |
Alaska |
Shane,J.D. The palynology, biostratigraphy and paleoecology of the Umiat Delta Complex, (Middle Albian - Early Cenomanian), North Slope, Alaska. |
1984 |
original |
Bathonian |
Aptian |
Egypt |
Ibrahim,M.I.A. et al. Palynostratigraphy of Jurrasic to Lower Cretaceous sequences from the Eastern Desert of Egypt. |
2001 |
original |
Late Santonian |
Early Campanian |
Canada(Alberta) |
Braman,D.R. Terrestrial palynomorphs of the Upper Santonian - ?Lower Campanian Milk River Formation, southern Alberta, Canada. |
2001 |