| details |
Arenigian |
Llanvirnian |
USSR(Taldy-Kurganskaya) |
Zaslavskaya,N.M. et al. Ordovician chitinozoa of South Djungaria. (In: Problematic Fossils of the USSR. B.S.Sokolov, editors) |
1990 |
| details |
Llanvirnian |
Early Llandeilian |
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 Llanvirnian |
Early Llandeilian |
Saudi Arabia |
Al-Hajri,S. et al. Sub-surface palynostratigraphy of the Palaeozoic of Saudi Arabia. |
2000 |
| details |
Tremadocian |
Early Caradocian |
W.Germany(Bavaria) |
Sawatzki,G. et al. Lower Paleozoic chitinozoans and acritarchs from gneisses of the Southern Black Forest, southwest Germany. |
1997 |
| details |
Llandeilian |
Ashgillian |
Algeria |
Oulebsir,L. et al. Ordovician chitinozoa from Algeria: Biostratigraphy and paleogeography |
1995 |
| details |
Llandeilian |
Ashgillian |
Algeria |
Oulebsir,L. et al. Ordovician chitinozoa from Algeria: Biostratigraphy and paleogeography |
1995 |
| details |
Late Tremadocian |
Arenigian |
China(Kiangsu) |
Geng,L.-Y. et al. Chitinozoan biostratigraphy in China. |
2000 |
| original |
Llandeilian |
|
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| original |
Llandeilian |
|
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| details |
Middle Ordovician |
|
Nd |
Achab,A. Provincialism of Ordovician chitinozoans. |
1988 |
| details |
Llandeilian |
|
Nd |
Young,T.P. Ooidal Ironstones from Ordovician Gondwana; a review |
1992 |
| details |
Llandeilian |
|
Czechoslovakia(Bohemia) |
Paris,F. Palaeogeographic evolution of Europe during the Early Palaeozoic; the chitinozoa test |
1993 |
| details |
Early Llandoverian |
|
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Early Llandeilian |
|
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Llandeilian |
|
Spain |
Gutierrez Marco,J.C. et al. Trilobites and graptolites of the terminal Grey Brown Limestones of the "Bancos Mixtos" (Upper Ordovician of the Central Iberian Meridian) zone new elements from the Mine Shaft. |
1987 |
| details |
Llanvirnian |
|
France(Lot-et-Garonne) |
Paris,F. Paleozoic lithostratigraphic succession from northern Aquitaine. (In: Section 7. Paleozoic Basin Reserves Under Aquitaine) |
1987 |
| details |
Middle Ordovician |
|
Worldwide |
Achab,A. Biogeography of Ordovician chitinozoa. (In: Advances in Ordovician Geology. C.R.Barnes and S.H.Williams, editors) |
1991 |