original |
Kimmeridgian |
Early Portlandian |
Canada(NWT,Mackenzie) |
Fensome,R.A. Miospores from the Jurassic-Cretaceous boundary beds, Aklavik Range, Northwest Territories, Canada. (Incorporating taxonomic reviews of several Groups of Mid-Late Mesozoic miospores) |
1983 |
original |
Albian |
Cenomanian |
Antarctica |
Dettmann,M.E. et al. Cretaceous palynomorphs from the James Ross Island area, Antarctica. A pilot study. |
1987 |
original |
Cenomanian |
|
France(Dordogne) |
Fechner,G.G. et al. Sedimentology, paleontology and palynology of the Cenomanian deposits North of Simeyrols, Dodogne France |
1989 |
original |
Early Aptian |
|
Antarctica |
Riding,J.B. et al. The age of the Base of the Gustav Group in the James Ross Basin Antarctica |
1998 |