details |
Wenlockian |
|
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian chitinozoa from the northern part of the Russian Platform. |
1981 |
details |
Wenlockian |
Ludlovian |
USSR(Estonian SSR) |
Nestor,V. et al. Dating of the Wenlock Carbonate sequences in Estonian and stratigraphicheskie Pereryvy |
1990 |
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 |
Wenlockian |
|
Sweden |
Eisenack,A. Chitinozoa from sediments from Gotland. |
1962 |
details |
Wenlockian |
|
USSR(Estonian SSR) |
Nestor,V. Chitinozoans at the Llandovery-Wenlock transition in the Jaagarahu core, Estonia. |
1993 |
details |
Wenlockian |
|
Estonia |
Nestor,V. Biostratigraphy: Silurian chitinozoans |
1990 |
details |
Wenlockian |
|
Wales(Powys) |
Verniers,J. Calibration of Chitinozoa versus graptolite biozonation in the Wenlock of Builth Wells district (Wales, U.K), compared with other areas in Avalonia and Baltica. |
1999 |
details |
Wenlockian |
|
Sweden |
Verniers,J. Calibration of Chitinozoa versus graptolite biozonation in the Wenlock of Builth Wells district (Wales, U.K), compared with other areas in Avalonia and Baltica. |
1999 |
details |
Tremadocian |
Ludlovian |
Europe |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
details |
Silurian |
|
Sweden |
Nestor,V.K. Correlation Fo the East-Baltic and Gotland Silurian by chitinozoans. |
1982 |
details |
Silurian |
|
USSR(Estonian SSR) |
Nestor,V.K. Correlation Fo the East-Baltic and Gotland Silurian by chitinozoans. |
1982 |
details |
Silurian |
|
Brazil(Para) |
Sommer,F.W. et al. New species of chitinozoans from Well 56, Bom Jard Im, Itaituba, Para. |
1965 |
details |
Silurian |
|
France(Herault) |
Deflandre,G. On the microfossils of the Silurian Limestones from Black Mountain, the chitinozoans (Eisenack) |
1942 |
details |
Silurian |
|
Czechoslovakia |
Eisenack,A. New microfossils of the Baltic Silurian and new microfossils of the Bohemian Silurian.3. |
1934 |
details |
Silurian |
|
Baltic |
Collinson,C. et al. North American Paleozoic Chitinozoa |
1955 |
details |
Silurian |
|
France |
Collinson,C. et al. North American Paleozoic Chitinozoa |
1955 |
details |
Silurian |
|
France(Herault) |
Deflandre,G. Microfossils from the Silurian Limestones of Montagne Noire. |
1944 |