| details |
Middle Triassic |
Sinemurian |
Africa(Sahara) |
Reyre,Y. Palynology of the Saharian Mesozoic.Computer processing data and application to the stratigraphy and the sedimentology. |
1973 |
| details |
Late Liassic |
Early Dogger |
France(Pas-de-Calais) |
Danze,J. et al. Palynological study of a Clay found at the Lias-Dogger Boundry in a drilling at Boulogne-sur-Mer. |
1963 |
| details |
Late Cretaceous |
|
Colorado |
Clarke,R.T. Palynology of Vermejo Formation Coals, (Upper Cretaceous) in the Canon City Coal Field, Fremont County, Colorado |
1963 |
| original |
Keuper |
|
Switzerland |
Leschik,G. The Keuper flora of Neuewelt near Basel.2. TheIso and microspores. |
1955 |