| original |
Middle Ordovician |
|
Baltic |
Eisenack,A. New chitinozoans from the Silurian of the Baltic Region and from the Devonian of the Eifel |
1955 |
| details |
Silurian |
|
Romania |
Beju,D. et al. Silurian chitinozoans from the Moldavian Platform and the Moesic Platform |
1962 |
| details |
Late Ordovician |
|
Africa |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Middle Ordovician |
Middle Gothlandian |
Europe |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Gothlandian |
|
Tunisia |
Grignani,D. Correlation with Chttinozoa in the Devonian and Silurian in some Tunisian Well samples. |
1967 |
| details |
Early Devonian |
|
|
da Costa,N.M. Brazilian chitinozoans and their stratigraphic importance |
1971 |
| details |
Early Gothlandian |
|
Brazil(Amazonas) |
da Costa,N.M. Brazilian chitinozoans and their stratigraphic importance |
1971 |
| details |
Silurian |
|
Brazil(Amazonas) |
Boekel,N.M.Van Silurian and Devonian chitinozoans of the Amazon Basin and their stratigraphic correlation. |
1967 |
| details |
Early Devonian |
|
Brazil(Goias) |
Boekel,N.M.Van Chitinozoans from Ribeirao do Monte, Goias |
1966 |
| 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 |
Late Ordovician |
|
Nigeria |
Bouche,P.M. Silurian chitinozoans from S.1.Djado, (Nigerian Sahara). |
1965 |
| details |
Arenigian |
|
S.Ireland(Offaly) |
BrŠ¼ck,P.M. et al. The Lower Palaeozoic stratigraphy of the northern part of the Leinster Massif |
1974 |
| details |
Ashgillian |
|
USSR(Lithuanian SSR) |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
| details |
Middle Llanvirnian |
|
Estonia |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Caradocian |
|
Africa(Sahara) |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Llandeilian |
|
Algeria |
Oulebsir,L. et al. Ordovician chitinozoa from Algeria: Biostratigraphy and paleogeography |
1995 |
| details |
Ordovician |
Middle Gothlandian |
Romania |
Stanoiu,I. et al. Specifications on the stratigraphy of the Paleozoic Formations of the Motru Valley Spring (South Carpathians). |
1975 |