| details |
Silurian |
|
France(Ille-et-Vilaine) |
Paris,F. The chitinozoa in the Early Devonian shales and limestones of Saine-Cenere. (In: Massif Armoricain, France. H.Lardeux, editor) |
1976 |
| details |
Middle Devonian |
|
Illinois |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Middle Devonian |
|
Tennessee |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Gedinnian |
|
France(Maine-et-Loire) |
Moreau-Benoit,A. et al. Confirmation of the Silurian and the discovery of the Lower Devonian by palynoplanktology in the slates and sands at the eastern end of the Ancenis Basin (south-east of the Armoricain Massif). |
1987 |
| details |
Eifelian |
|
USA |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |