| original |
Middle Devonian |
|
Ohio |
Wood,G.D. Chitinozoa of the Silica Formation, (Middle Devonian, Ohio), vesicle ornamentation and paleoecology. |
1974 |
| details |
Llandoverian |
Ludlovian |
Africa(Sahara) |
Combaz,A. The "Gamma zones" of the Silurian of the Sahara Regions; Organic content and conditions of deposition. (In: Beds rich in organic matter and their conditions of deposition) |
1985 |
| details |
Middle Ordovician |
Late Ordovician |
Kentucky |
Schopf,J.M. et al. Acid-resistant microfossils from the Cynthiana Formation and Eden Group. |
1961 |
| details |
Nd |
|
Nd |
Williams,D.B. et al. Organic-walled microfossils as depth and shoreline indicators. |
1967 |
| details |
Cambrian |
Ordovician |
Nd |
Combaz,A. Presentation of the Laboratory of Palynology of the French Petroleum Company-Activities and results. |
1963 |
| details |
Silurian |
|
Africa(Sahara) |
de Jekhowsky,B. et al. On the presence of numerous chitinozoans in the Silurian-Devonian of the Sahara. |
1959 |
| details |
Ordovician |
Silurian |
France(Vosges) |
Doubinger,J. Ordovician and Silurian chitinozoans of the Schistes of Steige in the Vosges. |
1963 |
| details |
Middle Devonian |
|
Algeria |
Doubinger,J. Discovery of new micro-organisms in the Middle Devonian of the Sahara. |
1966 |
| details |
Cambrian |
Mississippian |
USA(Midwest) |
Wilson,L.R. Composite micropaleontology and its application to Tertiary and near-recent stratigraphy. |
1956 |
| details |
Cambrian |
Mississippian |
Canada |
Wilson,L.R. Composite micropaleontology and its application to Tertiary and near-recent stratigraphy. |
1956 |
| details |
Middle Devonian |
|
Paraguay |
Men©ndez,C.A. et al. Devonian spores from Paraguay. |
1967 |
| details |
Middle Ordovician |
Late Ordovician |
Ohio |
Schopf,J.M. et al. Acid-resistant microfossils from the Cynthiana Formation and Eden Group. |
1961 |
| details |
Ordovician |
|
Oklahoma |
Wilson,L.R. et al. Acid-resistant microfossils of the Sylvan Shale (Ordovician), of Oklahoma. |
1962 |
| details |
Llandeilian |
|
France(Finistere) |
Andreieff,P. et al. The Precambrian and Paleozoic Terrains in the area of Leon and their relationship with the Secondary Cover and Tertiary of the Channel |
1973 |
| details |
Early Paleozoic |
|
Czechoslovakia |
KonzalovЎ,M. Some Late Precambrian microfossils from the Bohemian Massif and their correlation |
1981 |
| details |
|
|
Czechoslovakia |
KonzalovЎ,M. Some results of micropaleontological research in the East Sudetic sequence |
1978 |
| details |
Early Anisian |
|
USSR(Mangyshlak ASSR) |
Nuralin,N.N. et al. On the stratigraphy of Mangyshlak Karatair |
1979 |