details |
Wenlockian |
|
Wales |
Aldridge,R.J. et al. Distribution of microfossil Groups across the Wenlock Shelf of the Welsh Basin. |
1981 |
details |
Wenlockian |
|
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian chitinozoa from the northern part of the Russian Platform. |
1981 |
details |
Wenlockian |
|
USSR(Estonian SSR) |
Nestor,V. Zonal distribution of chitinozoans in the Wenlockian Jaani Stage of Estonia and the problem of its upper boundary. (In: Stratigraphy of older Paleozoic deposits of the Baltic Regions. R.M. Miannil and K.A. Mens, editors) |
1984 |
details |
Tremadocian |
|
France(Herault) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
details |
Telychian |
|
China(Kiangsu) |
Geng,L.-Y. et al. Chitinozoan biostratigraphy in China. |
2000 |
details |
Silurian |
|
Africa(Sahara) |
Taugourdeau,P. et al. Silurian chitinozoans of Gotland;Comparison with Saharian forms |
1964 |
details |
Silurian |
|
Sweden |
Laufeld,S. Chitinozoa-A Poorly known microfossil Group. |
1973 |
details |
Silurian |
|
Sweden |
Eisenack,A. Microfossils of the Silurian from Gotland |
1964 |
details |
Silurian |
|
USSR(Siberia) |
Tesakov,Y.I. Key Beds of the Silurian of the Gorbiachin River Region. (In: Silur Sibirskoy Platformy;Opornyve Razezy Severo-Zapada Sibirskoy Platformy. B.S.Sokolov et al, editor) |
1980 |
details |
Ordovician |
Silurian |
Baltic |
Eisenack,A. Chitinozoa of the Baltic Region. |
1968 |
details |
Nd |
|
Nd |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
details |
Middle Llandoverian |
|
USSR(Estonian SSR) |
Nestor,V. A microplankton correlation of Boring Sections of the Raikkula Stage, Estonia. |
1976 |
details |
Middle Llandoverian |
Late Llandoverian |
USSR(Siberia) |
Zaslavskaya,N.M. et al. Silurian microfossils of the North-Western Siberian Platform. (In: Problems of Modern Palynology. A.F.Chlonova, editor) |
1984 |
details |
Middle Llandoverian |
Early Wenlockian |
Brazil(Amazonas) |
Grahn,Y. et al. Age and correlation of the Trombetas Group, Amazonas Basin, Brazil. |
1992 |
details |
Llandoverian |
Middle Wenlockian |
Belgium |
Verniers,J. The Silurian of the Mehaigne Valley, (Brabant Massif, Belgium) |
1981 |
original |
Llandoverian |
|
Baltic |
Eisenack,A. Neotypes of Baltic Silurian chitinozoans and new species. |
1959 |
details |
Llandoverian |
|
USSR(Siberia) |
Zaslavskaya,A.M. Silurian chitinozoa of the Siberian Platform. (In: Silur Sibirskoi Platformy Graptolity i Khitinokhoi. Y.Tesakov, editor) |
1980 |