| details |
Aptian |
|
Argentina(Santa Cruz) |
Archangelsky,S. Comparative ultrastructure of three Early Cretaceous Gymnosperm pollen grains: Araucariacites, Balmeiopsis and Callialasporites |
1994 |
| details |
Maestrichtian |
|
Egypt |
Kedves,M. Palynology and paleoecology from the Maestrichtian of Egypt. |
1989 |
| details |
Late Turonian |
|
Canada(Alberta) |
Sweet,A.R. et al. Late Turonian marine and nonmarine palynomorphs from the Cardium Formation, North Central Alberta Foothills, Canada. (In: Sequences, stratigraphy, sedimentology; surface and subsurface. D.P.James and D.A.Leckie, editors) |
1988 |
| details |
Early Cretaceous |
|
Argentina |
Archangelsky,S. Palynology of the Lower Cretaceous in Argentina. |
1979 |