| 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 |
Zechstein |
|
E.Germany |
M¤dler,K.A. The geological distribution of spores and pollen in the German Triassic. |
1964 |
| details |
Nd |
|
Nd |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Early Permian |
|
W.Germany(N.Rhine) |
Boy,J.A. et al. Stratigraphy of the Upper Rotliegend in the Saar-Nahe Region, (Lower Permian, southwest Germany) and its correlation with other regions. |
1988 |