| details |
Ordovician |
Silurian |
Baltic |
Eisenack,A. Chitinozoa of the Baltic Region. |
1968 |
| details |
Ordovician |
Silurian |
India(Uttar Pradesh) |
Sinha,H.N. et al. Chitinozoa and Melanosclerita from the Lower Paleozoic sequence the Tethyan Garhwal Himalaya: A note on their identification a distinction. |
1996 |
| details |
Ludlovian |
Pridolian |
Canada(Nova Scotia) |
Blaise,J. et al. New biostratigraphical data on the Silurian of the Meguma zone in Nova Scotia (Northern Appalachian range, Canada) |
1990 |
| details |
Telychian |
Pragian |
Canada(Quebec) |
Asselin,E. et al. Biostratigraphic significance of lower Paleozoic microfaunas from eastern Canada. |
2004 |
| details |
Telychian |
Pragian |
Canada(New Brunswick) |
Asselin,E. et al. Biostratigraphic significance of lower Paleozoic microfaunas from eastern Canada. |
2004 |
| details |
Early Ludlovian |
Middle Ludlovian |
USSR(Ukrainian SSR) |
Obut,A.M. On the geographical distribution, comparative morphology, ecology, phylogeny, and the taxonomic position of chitinozoa. |
1973 |
| details |
Early Gothlandian |
Middle Devonian |
Argentina |
Volkheimer,W. Lower Paleozoic chitinozoan fauna of Argentina. |
1978 |
| 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 |
Late Llandoverian |
Ludlovian |
Florida |
Goldstein,R.F. et al. Silurian chitinozoans from Florida Well samples. |
1969 |
| details |
Late Wenlockian |
Lochkovian |
Italy(Sardinia) |
Dufka,P. et al. A report on Silurian and Lowermost Devonian chitinozoans from Southwestern Sardina |
1996 |
| details |
Late Arenigian |
Llanvirnian |
Belgium |
Martin,F. et al. Acritarchs, chitinozoans and graptolites of the Ordovician and Silurian of the Sennette Valley (Brabant Massive, Belgium) |
1979 |
| 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 |
Middle Ordovician |
Llandoverian |
USSR(Ukrainian SSR) |
Obut,A.M. On the geographical distribution, comparative morphology, ecology, phylogeny, and the taxonomic position of chitinozoa. |
1973 |
| details |
Late Ordovician |
Llandoverian |
Austria |
Priewalder,H. et al. Petrographic and tectonic investigation of the Ennstaler Phyllites (Lower Tauern, Styria) and the Silurian age owing to chitinozoan. |
1976 |
| details |
Sheinwoodian |
Late Whitcliffian |
Wales(Denbighshire) |
Swanson,V. et al. Acritarchs and chitinozoa from the Whitcliffian (Silurian) Dinas Bran Beds of Llangollen, Clwyd, North Wales. |
1977 |
| details |
Middle Ordovician |
Late Ordovician |
S.Ireland(Mayo) |
Graham,J.R. et al. The age and significance of a small Lower Palaeozoic Inlier in County Mayo. |
1981 |
| details |
Middle Ordovician |
Late Ordovician |
Atlantic Ocean(Northwest) |
Hinte,J.E. Van et al. Palaeozoic microfossils from Orphan Knoll, northwest Atlantic Ocean. |
1995 |