| details |
Ashgillian |
|
Nd |
Young,T.P. Ooidal Ironstones from Ordovician Gondwana; a review |
1992 |
| details |
Rawtheyan |
|
Brazil(Amazonas) |
Grahn,Y. Ordovician chitinozoa and biostratigraphy of Brazil |
1992 |
| details |
Pridolian |
|
Libya |
Jaglin,J.-C. et al. Teratologic cases among Pridolian chitinozoans from Libya and implications on the biological interpretation of the group. |
1992 |
| details |
Late Ashgillian |
|
France(Normandie) |
Paris,F. et al. Palaeozoic in Western Brittany, (outline of the Armorican geological history and geological Itinerary in Crozon Peninsula). |
1992 |
| details |
Pushgillian |
Hirnantian |
England |
Paris,F. Application of chitinozoans in long-distance Ordovician correlations. (In: Global Perspectives on Ordovician Geology. B.D. Webby and J.R. Laurie, editors) |
1992 |
| details |
Late Ashgillian |
|
Morocco |
Soufiane,A. et al. Chitinozoa assemblages from the Ordovician Tadla Basin, Morocco. |
1993 |
| details |
Late Ashgillian |
|
Brazil(Amazonas) |
Grahn,Y. et al. Late Ordovician evolution of intracratonic Basins in North-West Gondwana |
1994 |
| details |
Pushgillian |
Rawtheyan |
Saudi Arabia |
Al-Hajri,S. Biostratigraphy of the Ordovician chitinozoa of Northwestern Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
| details |
Late Ashgillian |
|
Algeria |
Oulebsir,L. et al. Ordovician chitinozoa from Algeria: Biostratigraphy and paleogeography |
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 |
|
Turkey |
Steemans,P. et al. Ordovician and Silurian cryptospores and miospores from southeastern Turkey. |
1996 |
| details |
Pushgillian |
Hirnantian |
Nd |
Paris,F. Chitinozoan biostratigraphy and palaeoecology. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Caradocian |
|
Iran |
Ghavidel-Syooki,M. Acritarch biostratigraphy of the Palaeozoic rock units in the Zagros Basin, Southern Iran. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Middle Ordovician |
Late Ordovician |
Iran |
Ghavidel-Syooki,M. Chitinozoan biostratigraphy and palaeogeography of Late Ordovician and Early Silurian strata at southwestern Bojnurd City in eastern Alborz Mountain Ranges (Kopet Dagh Region), Southeastern Caspian Sea. |
1998 |
| details |
Ashgillian |
|
Algeria |
Melou,M. et al. Ordovician brachiopods and chitinozoans from northeastern Algerian Sahara; stratigraphic and paleogeographic implications. |
1999 |
| details |
Early Ashgillian |
Middle Ashgillian |
Saudi Arabia |
Al-Hajri,S. et al. Sub-surface palynostratigraphy of the Palaeozoic of Saudi Arabia. |
2000 |
| details |
Late Caradocian |
Early Ashgillian |
Saudi Arabia |
Paris,F. et al. Ordovician chitinozoans from central Saudi Arabia. |
2000 |