| original |
Arenigian |
|
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| details |
Tremadocian |
|
Spain |
Fombella Blanco,M.A. Chitinizoa of the Tremadocian Oville Formation, Leon Province. |
1983 |
| details |
Late Arenigian |
|
Czechoslovakia |
Paris,F. et al. Arenigian chitinozoans from the Klabava Formation, Bohemia. |
1984 |
| details |
Middle Arenigian |
|
Czechoslovakia |
Paris,F. et al. Arenigian chitinozoans from the Klabava Formation, Bohemia. |
1984 |
| details |
Arenigian |
|
Czechoslovakia |
Paris,F. et al. Arenigian chitinozoans from the Klabava Formation, Bohemia |
1984 |
| details |
Arenigian |
|
France(Lot-et-Garonne) |
Paris,F. Paleozoic lithostratigraphic succession from northern Aquitaine. (In: Section 7. Paleozoic Basin Reserves Under Aquitaine) |
1987 |
| details |
Whitlandian |
|
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 |
Late Arenigian |
|
Morocco |
Soufiane,A. et al. Chitinozoa assemblages from the Ordovician Tadla Basin, Morocco. |
1993 |
| details |
Arenigian |
|
Algeria |
Oulebsir,L. et al. Ordovician chitinozoa from Algeria: Biostratigraphy and paleogeography |
1995 |
| details |
Nd |
|
Nd |
Grahn,Y. et al. Precise chitinozoan dating of Ordovician impact events in Baltoscandia. |
1996 |
| details |
Ordovician |
|
China(Kiangsu) |
Geng,L.-Y. et al. Chitinozoan biostratigraphy in China. |
2000 |