| details |
Arenigian |
Caradocian |
Europe |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Llandeilian |
|
Baltic |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Late Ordovician |
|
France(Manche) |
Rauscher,R. et al. Associations of chitinozoans of Normandy and comparisons with fauna already described. |
1967 |
| details |
Valentian |
|
France(Manche) |
Rauscher,R. et al. Associations of chitinozoans of Normandy and comparisons with fauna already described. |
1967 |
| details |
Late Ordovician |
|
France(Manche) |
Rauscher,R. et al. Associations of chitinozoans of Normandy and comparisons with fauna already described. |
1967 |