original |
Late Ordovician |
|
Oklahoma |
Wilson,L.R. A chitinozoan faunule from the Sylvan Shale of Oklahoma. |
1958 |
original |
Silurian |
|
Algeria |
Taugourdeau,P. et al. Distribution and description of Silurian-Devonian chitinozoans from some Drillings of the C.R.E.P.S., the C.F.P.A. and the S.M.Repal of the Sahara. |
1960 |
original |
Tremadocian |
Arenigian |
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
original |
Gothlandian |
|
Tunisia |
Grignani,D. Correlation with Chttinozoa in the Devonian and Silurian in some Tunisian Well samples. |
1967 |
original |
Erian |
|
Canada(Ontario) |
Legault,J.A. Chitinozoa and acritarcha of the Hamilton Group (Middle Devonian) of Southern Ontario |
1971 |
original |
Middle Devonian |
|
Canada(Ontario) |
Legault,J.A. Chitinozoa and acritarcha of the Hamilton Formation, (Middle Devonian), southwestern Ontario. |
1973 |
original |
Virgilian |
|
Kansas |
Tasch,P. et al. Pennsylvanian chitinozoans from eastern Kansas. |
1978 |
original |
Early Rhuddanian |
|
Canada(Quebec) |
Asselin,E. et al. Chitinozoans of the Early Silurian of the Bay of Chaleur, Gaspesie Region of Quebec, Canada. |
1990 |
original |
Wenlockian |
Ludlovian |
USSR(Estonian SSR) |
Nestor,V. et al. Dating of the Wenlock Carbonate sequences in Estonian and stratigraphicheskie Pereryvy |
1990 |