| details |
Late Llanvirnian |
Early Caradocian |
Poland |
Podhalaбska,T Stratigraphy and facial development of Middle and Upper Ordovician deposits in the Leba Elevation (northwest Poland). |
1980 |
| details |
Llanvirnian |
Early Caradocian |
Finland |
Uutela,A. Age and dispersal of sedimentary erratics on the coast of southwestern Finland. |
1989 |
| details |
Late Llanvirnian |
Early Caradocian |
USSR(Estonian SSR) |
Uutela,A. Age and dispersal of sedimentary erratics on the coast of southwestern Finland. |
1989 |
| details |
Late Caradocian |
Early Ashgillian |
Canada(Quebec) |
Achab,A. Late Caradocian - Early Ashgillian chitinozoans of Quebec, Canada. |
1987 |
| details |
Caradocian |
Early Ashgillian |
Morocco |
Elaouad-Debbaj,Z. Chitinozoa from the Lower Ktaoua Formation, Upper Ordovician of the Anti-Atlas, (Morocco). |
1986 |
| details |
Llanvirnian |
Early Ashgillian |
Saudi Arabia |
Paris,F. et al. Ordovician chitinozoans from central Saudi Arabia. |
2000 |
| details |
Tremadocian |
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 Tremadocian |
Early Arenigian |
Bolivia |
Heuse,T. et al. Early Ordovician chitinozoans from the East Cordillera of South Bolivia |
1999 |
| details |
Ordovician |
Devonian |
Poland |
Wrona,R.M. Fossil Phenomenon--Chitinozoa. |
1978 |
| details |
Ordovician |
Devonian |
Czechoslovakia |
Koverdynsky,B. et al. The problems of the stratigraphical assignation of the Zabreh Group |
1986 |
| details |
Llandeilian |
Caradocian |
Spain |
Cramer,F.H. et al. Iberian chitinozoans |
1978 |
| details |
Llanvirnian |
Caradocian |
USA(Appalachian Bn.) |
Grahn,Y. et al. Lower Middle Ordovician chitinozoa from the Southern Appalachians, United States |
1984 |
| details |
Late Llanvirnian |
Caradocian |
Sweden |
Grahn,Y. Middle Ordovician chitinozoa from Oland |
1981 |
| details |
Late Llanvirnian |
Caradocian |
Sweden |
Grahn,Y. Middle Ordovician chitinozoa from Oland |
1981 |
| details |
Llandeilian |
Caradocian |
USSR(Taldy-Kurganskaya) |
Zaslavskaya,N.M. et al. Ordovician chitinozoa of South Djungaria. (In: Problematic Fossils of the USSR. B.S.Sokolov, editors) |
1990 |
| details |
Llanvirnian |
Caradocian |
USSR(Taldy-Kurganskaya) |
Zaslavskaya,N.M. et al. Ordovician chitinozoa of South Djungaria. (In: Problematic Fossils of the USSR. B.S.Sokolov, editors) |
1990 |
| details |
Arenigian |
Caradocian |
Europe |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |