| details |
Early Cambrian |
Middle Cambrian |
S.Ireland(Offaly) |
BrŠ¼ck,P.M. et al. The Lower Palaeozoic stratigraphy of the northern part of the Leinster Massif |
1974 |
| original |
Middle Cambrian |
Late Cambrian |
Italy(Sardinia) |
Barca,S. et al. Acritarchs in the "Arenaire di San Vito" of southeast Sardinia. Stratigraphical and geological implications. |
1982 |
| details |
Hettangian |
Middle Volgian |
Denmark |
Dybkjaer,K. Palynological zonation and stratigraphy of the Jurassic section in the Gassum No.1 |
1988 |
| details |
Late Rhaetian |
|
Denmark |
Dybkjaer,K. Palynological zonation and palynofacies investigation of the Fjerritslev Formation (Lower Jurassic-Basal Middle Jurassic) in the Danish Subbasin |
1991 |