| original |
Silurian |
|
Sweden |
Eisenack,A. Microfossils of the Silurian from Gotland |
1964 |
| original |
Silurian |
|
Sweden |
Laufeld,S. Chitinozoa-A Poorly known microfossil Group. |
1973 |
| original |
Pridolian |
|
Spain |
Schweineberg,J. Silurian chitinozoa from the Palencia Province (Cantabrian Mountains, North Spain). |
1987 |
| details |
Wenlockian |
|
England(Staffordshire) |
Eisenack,A. Microfossils with organic tests from Wenlock Stage of Dudley, England. |
1977 |
| details |
Ordovician |
Silurian |
Baltic |
Eisenack,A. Chitinozoa of the Baltic Region. |
1968 |
| details |
Late Llandoverian |
Ludlovian |
Sweden |
Laufeld,S. Silurian chitinozoa from Gotland. |
1974 |
| 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 Gothlandian |
|
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Early Wenlockian |
|
USSR(Russian Platform) |
Laufeld,S. Chitinozoa and correlation of the Molodova and Restevo Beds of Podolia, USSR. |
1971 |
| details |
Telychian |
|
Canada(Quebec) |
Asselin,E. et al. Biostratigraphic significance of lower Paleozoic microfaunas from eastern Canada. |
2004 |
| details |
Homerian |
|
England(Shropshire) |
Rombouts,L.P. Factors controlling the distribution of chitinozoa in the Gleedon Chronozone, (Wenlockian) of northern Europe. |
1982 |
| details |
Wenlockian |
|
Spain |
Schweineberg,J. Silurian chitinozoa from the Palencia Province (Cantabrian Mountains, North Spain). |
1987 |
| details |
Wenlockian |
|
Europe |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Early Gothlandian |
|
Brazil(Amazonas) |
da Costa,N.M. Brazilian chitinozoans and their stratigraphic importance |
1971 |
| details |
Silurian |
|
USSR(Estonian SSR) |
Eisenack,A. Microfossils from the Silurian of Esthonia and the Isle of Osel |
1970 |
| details |
Llandoverian |
Early Ludlovian |
Europe |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Late Llandoverian |
Early Gedinnian |
Spain |
Cramer,F.H. Chitinozoans of a composite section of Upper Lland overian to Basal Lower Gedinnian sediments in Nort Hern Leon, Spain. a Prelimnary report. |
1966 |