| details |
Middle Ordovician |
|
Worldwide |
Achab,A. Biogeography of Ordovician chitinozoa. (In: Advances in Ordovician Geology. C.R.Barnes and S.H.Williams, editors) |
1991 |
| 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 |
Ordovician |
|
W.Germany(Baden) |
Hann,H.P. et al. Ordovician chitinozoans and acritarchs form metamorphic greywackes of the zone of Badenwiler-Lenzkirch, Black Forest, Southwest Germany |
1995 |
| 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 |
Scythian |
|
USSR(Moldavian SSR) |
Vaida,M. et al. Palynological study of cores from the borehole 1 Liman (Scythia Platform, Moldavia) |
1997 |
| 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 |
Early Llanvirnian |
|
Spain |
Tongiorgi,M. et al. Differentiation and spread of the Baltic Acritarch Province (Arenig-Llanvirn). |
1999 |
| details |
Middle Llanvirnian |
|
Spain |
Di Milia,A. Some additional data about Baltic and Mediterranean microfloras during Arenig-Llanvirn times. |
1998 |
| details |
Late Arenigian |
|
Spain |
Guti©rrez-Marco,J.C. et al. Ordovician on the move: Geology and paleontology of the "Tкnel Ordovcico del Fabar" (Cantabrian free highway A-8, N Spain). |
2003 |
| details |
Llanvirnian |
|
Saudi Arabia |
Strother,P.K. et al. New evidence for land plants from the Lower Middle Ordovician of Saudi Arabia |
1996 |
| 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 |
Llanvirnian |
|
Saudi Arabia |
Paris,F. et al. Ordovician chitinozoans from central Saudi Arabia. |
2000 |
| 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 |
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 |