original |
Middle Cambrian |
Late Cambrian |
Belgium |
Vanguestaine,M. Zone species of acritarchs from the Cambro-Tremadocian of Belgium and the French Ardennes. |
1974 |
original |
Middle Cambrian |
Late Cambrian |
France(Ardennes) |
Vanguestaine,M. Zone species of acritarchs from the Cambro-Tremadocian of Belgium and the French Ardennes. |
1974 |
original |
Middle Cambrian |
Late Cambrian |
France(Ardennes) |
Meilliez,F. et al. Middle and Upper Cambrian acritarchs from Montcornet-en-Ardenne, (France). First data and implications. |
1983 |