| details |
Early Ordovician |
|
England |
Achab,A. Provincialism of Ordovician chitinozoans. |
1988 |
| details |
Early Arenigian |
|
Canada(Quebec) |
Achab,A. Ordovician chitinozoan zonation of Quebec and Western Newfoundland. |
1989 |
| details |
Early Ordovician |
Middle Arenigian |
USSR(Dzhambulskaya) |
Zhemchuzhnikov,V.G. et al. The position of the Dzhanytas series in the Lesser Karatau section in connection with the discovery of chitinozoans |
1989 |
| details |
Moridunian |
Whitlandian |
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Middle Arenigian |
|
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Early Ordovician |
|
Worldwide |
Achab,A. Biogeography of Ordovician chitinozoa. (In: Advances in Ordovician Geology. C.R.Barnes and S.H.Williams, editors) |
1991 |
| details |
Early Arenigian |
|
Nd |
Young,T.P. Ooidal Ironstones from Ordovician Gondwana; a review |
1992 |
| details |
Late Tremadocian |
|
China(Hopei) |
Wang,X.-F. et al. Earliest Ordovician chitinozoans from the eastern Yangtze Gorges. |
1992 |
| details |
Middle Arenigian |
|
Pakistan |
Tongiorgi,M. et al. Palynological dating (Arenig) of the sedimentary sequence overlying the Ishkarwaz Granite (Upper Yarkhun Valley, Chitral, Pakistan). |
1994 |
| details |
Nd |
|
Nd |
Paris,F. Chitinozoan biostratigraphy and palaeoecology. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Miller,M.A. Chitinozoa. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Scythian |
|
USSR(Moldavian SSR) |
Vaida,M. et al. Palynological study of cores from the borehole 1 Liman (Scythia Platform, Moldavia) |
1997 |
| details |
Arenigian |
|
Algeria |
Paris,F. et al. A revised chitinozoan classification |
1999 |
| details |
Arenigian |
|
Algeria |
Melou,M. et al. Ordovician brachiopods and chitinozoans from northeastern Algerian Sahara; stratigraphic and paleogeographic implications. |
1999 |
| details |
Late Tremadocian |
Arenigian |
China(Kiangsu) |
Geng,L.-Y. et al. Chitinozoan biostratigraphy in China. |
2000 |
| details |
Early Arenigian |
|
China(Xinjiang Uygur) |
Huang,B. et al. The Early Paleozoic paleogeography of the North China block and the other major blocks of China. |
2000 |
| details |
Middle Ordovician |
|
China(Hopei) |
Wang,X. et al. The Huanghuachang Section, potential as Global Stratotype for the base of the Middle Ordovician Series. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) |
2003 |