original |
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 |
Aptian |
Maastrichtian |
Alaska |
Kimyai,A. Palynological assemblages of the Cretaceous sediments in the Fish Creek test Well No.1, North Slope, Alaska |
1992 |
original |
Tithonian |
Barremian |
|
Volkheimer,W. et al. Stratigraphic distribution of Jurassic and Cretaceous palynomorphs in the Andean Realm and neighbouring areas of Southern South America, with special consideration of the Neuqu©n Basin. |
1981 |
original |
Tithonian |
|
|
Volkheimer,W. et al. Palynology of the Tithonian (Vaca Muerta Formation ), of Caichigue area, Nequen Province, Central Western Argentina. Part A: Terrestrial species. |
1975 |