| details |
Middle Oligocene |
Late Oligocene |
Wales |
Wilkinson,G.C. et al. Oligocene pollen and spores from the western part of the British Isles. |
1980 |
| details |
Maastrichtian |
Early Paleocene |
Wyoming |
Nichols,D.J. et al. A new Cretaceous-Tertiary boundary locality in the Western Powder River Basin, Wyoming; Biological and geological implications. |
1992 |
| details |
Cenomanian |
Coniacian |
Wyoming |
Upshaw,C.F. Palynologic zonation of the Upper Cretaceous Frontier Formation near Dubois, Wyoming. (In: Palynology in Oil Exploration, Aureal T. Cross, editor) |
1964 |
| details |
Cenomanian |
Coniacian |
Wyoming |
Griggs,P.H. Stratigraphy and palynology of the Frontier Formation, Big Horn Basin, Wyoming |
1970 |
| details |
Cretaceous |
|
Yugoslavia |
Zavada,M.S. Palynology of some Cretaceous Flysch deposits of Central Macedonia, Yugoslavia. |
1979 |
| details |
Late Liassic |
|
Yugoslavia |
Pantic,N.K. Macroflora and palynomorphs from Lower Jurassic of Budos Mountain, Montenegro. |
1981 |