| 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 |
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 |
Early Cretaceous |
|
Wyoming |
Davis,P.N. Palynology and stratigraphy of the Lower Cretaceous rocks of northern Wyoming |
1963 |
| details |
Late Cretaceous |
|
Canada(Arctic) |
Thorsteinsson,R. et al. Banks, Victoria and Stefansson Islands, Arctic Archipelago. |
1962 |
| original |
Senonian |
|
Czechoslovakia |
PacltovŠ,B. On some plant microfossils from freshwater sediments of the Upper Cretaceous, (Senonian), in the South Bohemian Basis. Part 1. |
1961 |
| details |
Ypresian |
|
Belgium |
Pastiels,A. Contribution to the study of microfossils of the Belgian Eocene. |
1948 |