| 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 |
Moridunian |
Early Llanvirnian |
Worldwide |
Paris,F. Chitinozoan biostratigraphy and palaeoecology. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Arenigian |
Llanvirnian |
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 |
Early Ordovician |
|
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian chitinozoa from the northern part of the Russian Platform. |
1981 |
| details |
Arenigian |
|
USSR(Novgorod) |
Obut,A.M. On the geographical distribution, comparative morphology, ecology, phylogeny, and the taxonomic position of chitinozoa. |
1973 |
| details |
Late Ordovician |
|
USSR(Kazakh SSR) |
Fedorov,E.G. et al. Ordovician and Lower Silurian sediments beneath the Kninpydaria-Aksu Interfluve, South Tien Shaw. |
1986 |
| details |
Arenigian |
Early Llanvirnian |
USSR(Estonian SSR) |
Grahn,Y. Ordovician chitinozoa from Tallinn, Norther Estonia. |
1984 |
| details |
Early Ordovician |
|
USSR(Estonian SSR) |
Magi,S. A characterization of the type section of the Ontika Subseries. |
1984 |
| original |
Arenigian |
|
USSR(Estonian SSR) |
Eisenack,A. New chitinozoans from the Silurian of the Baltic Region and from the Devonian of the Eifel |
1955 |
| details |
Ordovician |
|
USSR(Estonian SSR) |
Eisenack,A. Microfossils of the Ordovician from the Baltic area.1. |
1958 |
| details |
Arenigian |
|
USSR(Dzhambulskaya) |
Zhemchuzhnikov,V.G. et al. The position of the Dzhanytas series in the Lesser Karatau section in connection with the discovery of chitinozoans |
1989 |
| details |
Tremadocian |
Arenigian |
USSR(Baltic) |
Wrona,R.M. et al. Structure of Lagenochitina (Chitinozoa) from Baltic Region and chitinozoan biostratigraphy |
1993 |
| details |
Llanvirnian |
|
Syria |
Yankauskas,T.V. et al. The Paleozoic of Syria-Arabian Republic |
1978 |
| details |
Ordovician |
|
Sweden |
Grahn,Y. et al. On the affinity of chitinozoa. |
1980 |
| details |
Ordovician |
|
Sweden |
Grahn,Y. et al. Ultrastructural studies of some chitinozoan vesicles. |
1980 |
| details |
Late Arenigian |
Early Llanvirnian |
Sweden |
Grahn,Y. Chitinozoophoran palaeoecology in the Ordovician of Oland |
1982 |
| details |
Late Arenigian |
|
Sweden |
Grahn,Y. et al. Chitinozoan dating of Ordovician impact events in Sweden and Estonia; a preliminary note. |
1993 |