| details |
Middle Caradocian |
Llandoverian |
Europe |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Llandeilian |
|
France(Aquitaine) |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Ordovician |
|
France(Aquitaine) |
Paris,F. The Ordovician of the Menez-Belair Syncline (Middle Ormorican Syncline), its characteristics and place in Central-Armorican Paleoeography. |
1971 |
| details |
Caradocian |
|
France(Manche) |
Robardet,M. et al. The Pont-de-Caen Formation (Carodocian) in the Domfront and Sees Synclines (Normandy). |
1972 |