| details |
Early Pushgillian |
|
Libya |
Grahn,Y. Chitinozoan stratigraphy in the Ashgil and Llandovery. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Late Ordovician |
|
Kentucky |
Miller,M.A. Paleocological significance of chitinozoan recurrent species associations, (Upper Ordovician), Cincinnati Regon, USA. |
1980 |
| details |
Famennian |
|
Kentucky |
Bharadwaj,D.C. et al. An Upper Devonian mioflora from New Albany Shale, Kentucky, USA. |
1972 |
| details |
Late Ordovician |
|
Kentucky |
Miller,M.A. Chitinozoa from Upper Ordovician Maysvillian age strata, Maysville, Kentucky. |
1975 |
| details |
Late Caradocian |
Middle Ashgillian |
Iran |
Ghavidel-Syooki,M. et al. Biostratigraphy and palaeogeography of Late Ordovician chitinozoans from the northeastern Alborz Range, Iran |
2002 |
| details |
Middle Ordovician |
Late Ordovician |
Iran |
Ghavidel-Syooki,M. Chitinozoan biostratigraphy and palaeogeography of Late Ordovician and Early Silurian strata at southwestern Bojnurd City in eastern Alborz Mountain Ranges (Kopet Dagh Region), Southeastern Caspian Sea. |
1998 |
| details |
Late Ordovician |
|
Indiana |
Miller,M.A. Paleocological significance of chitinozoan recurrent species associations, (Upper Ordovician), Cincinnati Regon, USA. |
1980 |
| details |
Ashgillian |
|
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Late Caradocian |
Early Ashgillian |
Europe |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
| details |
Caradocian |
Ashgillian |
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| details |
Late Ordovician |
|
Europe |
Achab,A. Provincialism of Ordovician chitinozoans. |
1988 |
| details |
Late Caradocian |
|
Europe |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Caradocian |
|
Europe |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Harju |
|
Estonia |
Nolvak,J. Biostratigraphy: Ordovician chitinozoans |
1990 |
| details |
Caradocian |
|
England(Shropshire) |
Jenkins,W.A.M. Ordovician chitinozoa from Shropshire. |
1967 |
| details |
Caradocian |
Ashgillian |
England(Shropshire) |
Myannil,R.M. Distribution of selected Ordovician chitinozoa assemblages and species in northern Europa and their stratigraphic Valuaton. |
1971 |
| details |
Late Ordovician |
|
England |
Achab,A. Provincialism of Ordovician chitinozoans. |
1988 |