| details |
Llandeilian |
Caradocian |
Sweden |
Grahn,Y. Middle Ordovician chitinozoa from Oland |
1981 |
| details |
Early Caradocian |
|
Sweden |
Schallreuter,R. Chitinozoans from the Sularp Shale (Middle Ordovician) of Skane, (Sweden). |
1981 |
| details |
Early Caradocian |
|
Sweden |
Schallreuter,R. Chitinozoans from the Sularp Shale (Middle Ordovician) of Skane, (Sweden). |
1981 |
| details |
Early Caradocian |
|
Sweden |
Schallreuter,R. Chitinozoans from the Sularp Shale (Middle Ordovician) of Skane, (Sweden). |
1981 |
| details |
Silurian |
|
Brazil(Amazonas) |
da Costa,N.M. Palynoplankton of Paleozoic sediments of the State of Amazonas. |
1982 |
| details |
Arenigian |
|
China(Yunnan) |
Hou,J.-P. et al. Chitinozoan biostratigraphy in China |
1982 |
| details |
Caradocian |
Ashgillian |
Sweden |
Grahn,Y. Caradocian and Ashgillian chitinozoa from the subsurface of Gotland |
1982 |
| details |
Late Arenigian |
Early Llanvirnian |
Sweden |
Grahn,Y. Chitinozoophoran palaeoecology in the Ordovician of Oland |
1982 |
| details |
Middle Ordovician |
Late Ordovician |
USSR(Latvian SSR) |
Gailite,L.K. Chitinozoa. (In: The Ordovician of Latvia. R.Z.H.Ulst et al, editor) |
1982 |
| details |
Middle Ordovician |
|
USSR(Latvian SSR) |
Gailite,L.K. Chitinozoa. (In: The Ordovician of Latvia. R.Z.H.Ulst et al, editor) |
1982 |
| details |
Ludlovian |
|
USSR(Siberia) |
Zaslavskaya,N.M. Silurian of Siberian Platform chitinozoa |
1983 |
| details |
Ordovician |
Silurian |
India(Himachal Pradesh) |
Khanna,A.K. et al. Reappraisal of stratigraphic status of Pin Dolomite |
1983 |
| details |
Late Ashgillian |
|
Morocco |
Elaouad-Debbaj,Z. Ashgillian chitinozoa of the Anti-Atlas, (Morocco). |
1984 |
| details |
Ludlovian |
|
Romania |
Iordan,M. Biostratigraphy of the Silurian and Devonian in the Moldavian and Moesian Platforms, (Roumania). |
1984 |
| details |
Arenigian |
|
China(Yunnan) |
Gao,L.D. Lower Ordovician chitinozoans from Wuding and Luquan, Yunnan Province. |
1985 |
| details |
Early Llandeilian |
|
Canada(Quebec) |
Achab,A. Succession of chitinozoan assemblage from the Middle Ordovician of Quebec and eastern Canada |
1986 |
| details |
Early Llandeilian |
|
Canada(Quebec) |
Achab,A. Succession of chitinozoan assemblage from the Middle Ordovician of Quebec and eastern Canada |
1986 |