| details |
Early Ordovician |
|
France(Mayenne) |
Deunff,J. et al. A microplankton of chitinozoans and acritarchs from some shale layers of the Lower Ordovician sandstone of Brittany (Mayene and South of Rennes). |
1970 |
| details |
Early Ordovician |
|
France(Ille-et-Vilaine) |
Deunff,J. et al. A microplankton of chitinozoans and acritarchs from some shale layers of the Lower Ordovician sandstone of Brittany (Mayene and South of Rennes). |
1970 |
| details |
Ordovician |
|
Romania |
Beju,D. The present stage of the palynological researches concerning the Antecretaceous of Romania. |
1971 |
| details |
Ordovician |
|
North Dakota |
Morgan,D.H. Chitinozoa from the Williston Basin in North Dakota. |
1964 |
| details |
Nd |
|
Nd |
Tappan,H. Chitinozoan classification. |
1966 |
| details |
Middle Ordovician |
|
Finland |
Tynni,R. Ordovician hystrichospheres and chitinozoans in limestone from the Bothnian Sea. |
1975 |
| details |
Silurian |
|
Romania |
Nastaseanu,S. et al. Paleogeographic evolution of Carboniferous terrains. General summary of the Paleozoic of Rumania. |
1975 |
| details |
Nd |
|
Baltic |
Zalusky,D.W. Paleobiogeography of chitinozoa. (In: Stratigraphic Micropaleontology of Atlantic Basin and Borderlands. F.M.Swain, editor) |
1977 |
| details |
Llanvirnian |
|
Morocco |
Deunff,J. Acritarch microplankton found in the Llanvirnian shales of the Anti-Atlas Mountains (Zagora-Morocco). |
1977 |
| details |
Ashgillian |
|
Missouri |
Miller,M.A. Chitinozoa. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Ludlovian |
|
Baltic |
Paris,F. et al. A revised chitinozoan classification |
1999 |
| details |
Llandeilian |
|
Baltic |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |