| details |
Early Liassic |
|
France(Pas-de-Calais) |
Danze-Corsin,P. et al. Microflora. (In: The Lower Lias flora of Boulonnais. (macro and micro flora.) |
1963 |
| details |
Early Liassic |
|
France(Pas-de-Calais) |
Levet-Carrette,J. Study of the Lower Liassic microflora of a drilling made in the sub-soil of Boulogne-sur-Mer, (Pas-de-Calais). |
1963 |
| details |
Triassic |
Early Cretaceous |
France(Boulonnais) |
Levet-Carrette,J. Lower Liassic microflora from Boulonnais. (Quarry Napoleon). |
1964 |
| details |
Sinemurian |
|
Canada(NWT,Franklin) |
McGregor,D.C. Triassic, Jurassic and Lower Cretaceous spores and pollen of Arctic Canada. |
1965 |
| details |
Wealden |
|
France(Nord) |
Levet-Carrette,J. Wealdian microflora Coming from a natural Pit in the Vieux-Conde Shaft: (Valencienne Group). |
1966 |