| original |
Wenlockian |
|
Sweden |
Laufeld,S. Silurian chitinozoa from Gotland. |
1974 |
| details |
Early Wenlockian |
|
Europe |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
| details |
Late Llandoverian |
Early Wenlockian |
Sweden |
Laufeld,S. Chitinozoans. |
1979 |
| details |
Silurian |
|
Sweden |
Laufeld,S. Foraminifers. (In: Lower Wenlock faunal and flora dynamics-Vattenfallet section, Gotland. V.Jaanusson, S.Laufeld and R.Skoglund, editors) |
1979 |
| details |
Wenlockian |
|
England(Shropshire) |
Dorning,K.J. Silurian chitinozoa from the type Wenlock and Ludlow of Shropshire, England. |
1981 |
| details |
Early Wenlockian |
Middle Wenlockian |
USSR(Estonian SSR) |
Nestor,V. Chitinozoan Zonal Assemblages, (Wenlock, Estonia). |
1982 |
| details |
Llandoverian |
|
USSR(Siberia) |
Zaslavskaya,N.M. Silurian of Siberian Platform chitinozoa |
1983 |
| 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 |
Early Sheinwoodian |
|
England(Shropshire) |
Mabillard,J.E. et al. Microfossil distribution across the Base of the Wenlockian series in the type area |
1985 |
| details |
Late Llandoverian |
Early Wenlockian |
Ohio |
Grahn,Y. Llandoverian and Early Wenlockian chitinozoa from Southern Ohio and northern Kentucky, USA. |
1985 |
| details |
Late Telychian |
Early Wenlockian |
Canada(Quebec) |
Asselin,E. et al. Chitinozoans of the Early Silurian of the Bay of Chaleur, Gaspesie Region of Quebec, Canada. |
1990 |
| details |
Wenlockian |
|
USSR(Latvian SSR) |
Nestor,V. On the distribution of Aberrant forms of chitinozoans in the Silurian of Estonia and West Latvia |
1990 |
| details |
Late Llandoverian |
Early Wenlockian |
Estonia |
Nestor,V. Biostratigraphy: Silurian chitinozoans |
1990 |
| details |
Early Wenlockian |
|
Baltic |
Rubel,M. et al. Wenlock and Ludlov of North and West Saaremaa: locality 6:1 Pan Cliff |
1990 |
| details |
Early Sheinwoodian |
|
Czechoslovakia(Bohemia) |
Dufka,P. Lower Silurian chitinozoans of the Prague Basin (Barrandian, Czechoslovakia)-Preliminary results. |
1992 |
| details |
Late Llandoverian |
Early Wenlockian |
USSR(Estonian SSR) |
Nestor,V. Chitinozoans at the Llandovery-Wenlock transition in the Jaagarahu core, Estonia. |
1993 |
| details |
Late Llandoverian |
Early Wenlockian |
USSR(Estonian SSR) |
Nestor,V. Chitinozoans at the Llandovery-Wenlock transition in the Jaagarahu core, Estonia. |
1993 |