| details |
Namurian |
|
Poland |
Jachowicz,A. New data concerning the occurence of microspores and pollen grains in the Namurian deposits of the north-eastern part of the Upper Silesian Coal Basin. |
1964 |
| details |
Callovian |
Portlandian |
North Sea |
Herngreen,G.F.W. et al. Revision of the "Late Jurassic" stratigraphy of the Dutch Central North Sea Graben. |
1989 |
| details |
Callovian |
Early Portlandian |
North Sea |
Herngreen,G.F.W. et al. Dinoflagellate, sporomorph, and micropaleontological zonation of Callovian to Ryazanian strata in the Central North Sea Graben, the Netherlands. |
1988 |
| details |
Oxfordian |
Kimmeridgian |
Egypt |
Abdelmalik,W.M. et al. Upper Jurassic - Lower Cretaceous microflora from the Northwestern Desert, Egypt: Betty Well No.1 and Ghazalat Well No.1. |
1981 |
| details |
Liassic |
Bajocian |
Egypt |
El-Shamma,A.A. et al. Palynomorphs of some subsurface Jurassic rocks in the eastern Desert, Egypt. |
1997 |
| details |
Neocomian |
|
Alaska |
Witmer,R.J. et al. Biostratigraphic correlation of selected test wells of National Petroleum Reserve in Alaska |
1981 |