| details |
Caradocian |
Ashgillian |
Scotland |
Burton,C.J. et al. Chitinozoa and miscellanea from the Highland Border complex. (In: Age, Evolution and Tectonic history of the Highland Border Complex, Scotland. G.B.Curry et al, editors) |
1984 |
| details |
Caradocian |
|
Canada(Anticosti Island) |
Achab,A. Palynology. (In. Stratigraphy, source rock potential mineral and source diagenesis of the new associate associated colsolidated paper. (N.A.C.P.) Anticosti No.1 Bore-Hole Anticosti Island. A.Achab, editor) |
1976 |
| details |
Caradocian |
|
France(Manche) |
Robardet,M. et al. The Pont-de-Caen Formation (Carodocian) in the Domfront and Sees Synclines (Normandy). |
1972 |
| details |
Caradocian |
|
Scotland(Dumfries) |
Zalasiewicz,J. et al. Submission of Hartfell Score (south Scotland) as a GSSP for the base of the middle stage of the Upper Ordovician Series. |
2004 |
| details |
Ashgillian |
|
Belgium |
Martin,F. The Upper Ordovician and Lower Silurian at Deerlijk (Belgium) |
1973 |
| details |
Ashgillian |
|
Canada(Arctic) |
Achab,A. et al. Ordovician chitinozoans from the Arctic Platform and the Franklinian Miogeosyncline in northern Canada |
1995 |
| details |
Ashgillian |
|
Canada(Arctic) |
Achab,A. et al. Ordovician chitinozoans from the Arctic Platform and the Franklinian Miogeosyncline in northern Canada |
1995 |
| details |
Ashgillian |
|
Canada(Quebec) |
Achab,A. et al. The Laurentian Ordovician chitinozoan zonation: some modifications and some remaining problems. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) |
2003 |
| details |
Ashgillian |
|
Canada(Arctic) |
Achab,A. et al. The Laurentian Ordovician chitinozoan zonation: some modifications and some remaining problems. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) |
2003 |
| details |
Ashgillian |
|
Canada(Newfoundland) |
Achab,A. et al. The Laurentian Ordovician chitinozoan zonation: some modifications and some remaining problems. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) |
2003 |
| details |
Arenigian |
|
China(Yunnan) |
Hou,J.-P. et al. Chitinozoan biostratigraphy in China |
1982 |
| details |
Arenigian |
|
Spitsbergen |
Bockelie,T.G. Comments on chitinozoan classification |
1978 |
| details |
Arenigian |
Llandoverian |
W.Germany(Bavaria) |
Sawatzki,G. et al. Lower Paleozoic chitinozoans and acritarchs from gneisses of the Southern Black Forest, southwest Germany. |
1997 |