| original |
Llandoverian |
|
Baltic |
Eisenack,A. Neotypes of Baltic Silurian chitinozoans and new species. |
1959 |
| details |
Late Telychian |
|
China |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Telychian |
|
Canada(Quebec) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Telychian |
|
USSR(Latvian SSR) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Telychian |
|
Czechoslovakia(Bohemia) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Telychian |
|
Saudi Arabia |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Telychian |
|
USSR(Estonian SSR) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Early Wenlockian |
|
USSR(Russian Platform) |
Umnova,N.I. Structural types of the Prosome and Operculum in the chitinozoa and their association with genera and species. |
1976 |
| details |
Arenigian |
|
China(Yunnan) |
Gao,L.D. Lower Ordovician chitinozoans from Wuding and Luquan, Yunnan Province. |
1985 |
| details |
Ordovician |
Silurian |
Baltic |
Eisenack,A. Chitinozoa of the Baltic Region. |
1968 |
| details |
Silurian |
|
Sweden |
Eisenack,A. Microfossils of the Silurian from Gotland |
1964 |
| details |
Llandoverian |
|
Sweden |
Eisenack,A. Chitinozoa from sediments from Gotland. |
1962 |
| details |
Late Llandoverian |
Wenlockian |
Sweden |
Laufeld,S. Silurian chitinozoa from Gotland. |
1974 |
| details |
Silurian |
|
Sweden |
Laufeld,S. Chitinozoa-A Poorly known microfossil Group. |
1973 |
| details |
Late Telychian |
|
Libya |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Caradocian |
Early Ashgillian |
Russia(Siberia) |
Sennikov,N.V. et al. Synthesis of the graptolite and chitinozoan scales for the Altai-Salair Ordovician Basin (Siberia, Russia). |
2003 |
| details |
Late Telychian |
|
New Guinea |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |