| 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 |
| details |
Arenigian |
|
China(Hopei) |
Wang,X et al. The Huanghuachang section, near Yichang, China, proposed as global stratotype for the base of the Middle Ordovician Series. |
2002 |
| details |
Late Arenigian |
|
Pakistan |
Quintavalle,M. et al. Lower to Middle Ordovician acritarchs and chitinozoans from northern Karakorum Mountains, Pakistan. |
2000 |
| details |
Early Llanvirnian |
|
Pakistan |
Quintavalle,M. et al. Lower to Middle Ordovician acritarchs and chitinozoans from northern Karakorum Mountains, Pakistan. |
2000 |
| details |
Early Llanvirnian |
|
Germany(Rostock) |
Samuelsson,J. et al. Chitinozoan faunas from the Rugen Ordovician (110gen 5/66 and Binz 1/73 wells), northeast Germany. |
2000 |
| details |
Late Tremadocian |
Arenigian |
China(Kiangsu) |
Geng,L.-Y. et al. Chitinozoan biostratigraphy in China. |
2000 |
| details |
Caradocian |
Llanvirnian |
Poland |
Bednarczyk,W.S. Chitinozoa-bearing horizons in the Ordovician of Northern Poland in the light of conodont stratigraphy. |
1999 |
| details |
Idavere |
|
Sweden |
Grahn,Y. et al. Precise chitinozoan dating of Ordovician impact events in Baltoscandia. |
1996 |
| details |
Moridunian |
Early Llanvirnian |
Worldwide |
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 |
Late Visean |
Olenikian |
Egypt(Sinai) |
Zaslavskaya,N.M. et al. Recycled lower Paleozoic microfossils (Chitinozoa) in the Carboniferous of Sinai (Egypt) and Permo-Triassic of the Negev (Israel): Paleogeographic considerations. |
1995 |
| details |
Late Visean |
Olenikian |
Israel |
Zaslavskaya,N.M. et al. Recycled lower Paleozoic microfossils (Chitinozoa) in the Carboniferous of Sinai (Egypt) and Permo-Triassic of the Negev (Israel): Paleogeographic considerations. |
1995 |
| details |
Arenigian |
|
Algeria |
Oulebsir,L. et al. Ordovician chitinozoa from Algeria: Biostratigraphy and paleogeography |
1995 |
| details |
Late Arenigian |
|
Sweden |
Grahn,Y. et al. Chitinozoan dating of Ordovician impact events in Sweden and Estonia; a preliminary note. |
1993 |
| details |
Tremadocian |
Arenigian |
USSR(Baltic) |
Wrona,R.M. et al. Structure of Lagenochitina (Chitinozoa) from Baltic Region and chitinozoan biostratigraphy |
1993 |
| details |
Late Tremadocian |
Early Llanvirnian |
Baltic |
Nolvak,J. et al. Ordovician chitinozoan zones from Baltoscandia |
1993 |
| details |
Late Tremadocian |
Early Llanvirnian |
Scandinavia |
Nolvak,J. et al. Ordovician chitinozoan zones from Baltoscandia |
1993 |