| original |
Llandeilian |
|
Baltic |
Eisenack,A. New Mikrofossils of the Baltic Silurian.1. |
1931 |
| details |
Late Ludlovian |
|
E.Germany(Rostock) |
Eisenack,A. Chitinozoans, Hystrichospheres and other microfossils from the Beyrichia-Limestone. |
1955 |
| details |
Llandeilian |
|
Baltic |
Eisenack,A. Chitinozoans, Hystrichospheres and other microfossils from the Beyrichia-Limestone. |
1955 |
| details |
Late Devonian |
|
Morocco |
Grignani,D. et al. The chitinozoa from the Oum Doul 1 borehole, Morocco. |
1964 |
| details |
Late Llandeilian |
Caradocian |
France(Manche) |
Doubinger,J. et al. The presence of an Ordovician series in the Montmartin-sur-Mer (Manche) Syncline. |
1966 |
| details |
Llandeilian |
|
Baltic |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Late Ludlovian |
|
Europe |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Llandeilian |
|
Baltic |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
| details |
Rocklandian |
Early Edenian |
New York |
Hart,C.P. Trenton Group chitinozoans from New York State. A brief review. |
1986 |