| details |
Ordovician |
Silurian |
Baltic |
Eisenack,A. Chitinozoa of the Baltic Region. |
1968 |
| details |
Caradocian |
|
England(Kent) |
Lister,T.R. et al. The Basement Beds of the Bobbing borehole, Kent. |
1969 |
| original |
Late Ordovician |
|
Oklahoma |
Jenkins,W.A.M. Chitinozoa from the Ordovician Viola and Fernvale Limestones of the Arbuckle Mountains, Oklahoma. |
1969 |
| details |
Late Ordovician |
|
Oklahoma |
Jenkins,W.A.M. Chitinozoa from the Ordovician Sylvan Shale of the Arbuckle Mountains, Oklahoma |
1970 |
| details |
Early Caradocian |
|
Wales |
Atkinson,K. et al. Lower Caradocian (Upper Ordovician) chitinozoa from North Wales. |
1971 |
| details |
Early Caradocian |
|
USSR(Estonian SSR) |
Myannil,R.M. Distribution of selected Ordovician chitinozoa assemblages and species in northern Europa and their stratigraphic Valuaton. |
1971 |
| details |
Caradocian |
|
England(Shropshire) |
Myannil,R.M. Distribution of selected Ordovician chitinozoa assemblages and species in northern Europa and their stratigraphic Valuaton. |
1971 |
| details |
Early Llandoverian |
Late Tarannon |
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Caradocian |
|
France(Manche) |
Robardet,M. et al. The Pont-de-Caen Formation (Carodocian) in the Domfront and Sees Synclines (Normandy). |
1972 |
| details |
Middle Ordovician |
Llandoverian |
USSR(Magadan Oblast) |
Obut,A.M. On the geographical distribution, comparative morphology, ecology, phylogeny, and the taxonomic position of chitinozoa. |
1973 |
| details |
Caradocian |
|
Italy(Sardinia) |
Laufeld,S. Ordovician chitinozoans from Portixeddu, Sardinia. |
1973 |
| original |
Wenlockian |
Ludlovian |
Sweden |
Laufeld,S. Silurian chitinozoa from Gotland. |
1974 |
| details |
Caradocian |
|
Canada(Quebec) |
Martin,F. Ordovician chitinozoa from Quebec and Ontario, Canada. |
1975 |
| details |
Middle Llandoverian |
|
USSR(Estonian SSR) |
Nestor,V. A microplankton correlation of Boring Sections of the Raikkula Stage, Estonia. |
1976 |
| details |
Ordovician |
|
Sweden |
Eisenack,A. Microfossils of the Vaginatum Limestone of Halludden, Oland. |
1976 |
| details |
Wenlockian |
|
England(Staffordshire) |
Eisenack,A. Microfossils with organic tests from Wenlock Stage of Dudley, England. |
1977 |
| details |
Ordovician |
|
Baltic |
Zalusky,D.W. Paleobiogeography of chitinozoa. (In: Stratigraphic Micropaleontology of Atlantic Basin and Borderlands. F.M.Swain, editor) |
1977 |