details |
Wenlockian |
|
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian chitinozoa from the northern part of the Russian Platform. |
1981 |
details |
Wenlockian |
Ludlovian |
England(Shropshire) |
Dorning,K.J. Silurian chitinozoa from the type Wenlock and Ludlow of Shropshire, England. |
1981 |
details |
Wenlockian |
|
England(Shropshire) |
Dorning,K.J. Palynology and stratigraphy of the Much Wenlock Limestone Formation of Dudley, Central England. |
1983 |
details |
Wenlockian |
|
Baltic |
Eisenack,A. Neotypes of Baltic Silurian chitinozoan and new species. |
1962 |
details |
Wenlockian |
Ludlovian |
USSR(Estonian SSR) |
Nestor,V. et al. Dating of the Wenlock Carbonate sequences in Estonian and stratigraphicheskie Pereryvy |
1990 |
details |
Wenlockian |
Pridolian |
Spain |
Schweineberg,J. Silurian chitinozoa from the Palencia Province (Cantabrian Mountains, North Spain). |
1987 |
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 |
Ludlovian |
Sweden |
Laufeld,S. Silurian chitinozoa from Gotland. |
1974 |
details |
Wenlockian |
|
Sweden |
Eisenack,A. Chitinozoa from sediments from Gotland. |
1962 |
details |
Wenlockian |
|
Estonia |
Nestor,V. Biostratigraphy: Silurian chitinozoans |
1990 |
details |
Wenlockian |
Early Ludlovian |
Sweden |
Grahn,Y. Upper Silurian (Upper Wenlock-Lower Pridoli) chitinozoa and biostratigraphy of Skane, Southern Sweden. |
1996 |
details |
Wenlockian |
Early Ludlovian |
Sweden(Gotland) |
Grahn,Y. Upper Silurian (Upper Wenlock-Lower Pridoli) chitinozoa and biostratigraphy of Skane, Southern Sweden. |
1996 |
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 |
Wenlockian |
|
Czechoslovakia(Bohemia) |
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 |
Silurian |
|
Nd |
Jansonius,J. et al. Chitinozoa. |
1978 |
details |
Silurian |
|
Sweden |
Nestor,V.K. Correlation Fo the East-Baltic and Gotland Silurian by chitinozoans. |
1982 |