| details |
Llandoverian |
Wenlockian |
E.Germany(Karl Marx) |
Behr,H.J. et al. Chitinozoan fauna from the Early Palaeozoic of Thuringia |
1966 |
| details |
Llandeilian |
Wenlockian |
USSR(Ukrainian SSR) |
Zaslavskaya,N.M. et al. Chitinozoans in Ordovician and Silurian deposits of the Altai Mountains. (In: The Fauna and Biostratigraphy of Upper Ordovician and Silurian of the Altai-Sajan Region) |
1978 |
| details |
Permian |
Triassic |
Israel |
Zaslavski,N. et al. Recycled chitinozoans and Graptolites in the Israeli Permo-Triassic and their paleogeographical implications; preliminary results |
1992 |
| details |
Ordovician |
Silurian |
India(Himachal Pradesh) |
Mehrotra,P.C. et al. Chitinozoa from Lower Paleozoic sequence of Spiti, Himachal Pradesh, India. |
1982 |
| details |
Ordovician |
Silurian |
India(Himachal Pradesh) |
Khanna,A.K. et al. Reappraisal of stratigraphic status of Pin Dolomite |
1983 |
| details |
Ordovician |
Silurian |
France(Vosges) |
Doubinger,J. et al. Discovery of chitinozoans of Silurian age in the Steige Shales, (L'Andlau Valley, Vosges). |
1963 |
| 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 |
Caradocian |
Pridolian |
USSR(Buryat ASSR) |
Katyukha,Y.P. et al. On the age of the Mangatol and Dabanzhalga Suites and the Oka series in the eastern Saxan Region |
1983 |
| details |
Tremadocian |
Pridolian |
W.Germany(Bavaria) |
Sawatzki,G. et al. Lower Paleozoic chitinozoans and acritarchs from gneisses of the Southern Black Forest, southwest Germany. |
1997 |
| details |
Llandoverian |
Pridolian |
Argentina(San Juan) |
Rubinstein,C.V. Palynological investigations in the Lower Paleozoic of Argentina |
1993 |
| 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 |
| original |
Ordovician |
Permian |
Zambia |
Utting,J. et al. Acritarchs and other microfossils from a borehole in Western Provence |
1972 |
| details |
Late Cambrian |
Ordovician |
Romania |
Dimitrescu,R. Early Caledonian event in the Pre-Alpine metamorphic sequences the Romanian Carpathians |
1985 |
| details |
Rakvere |
Nabala |
Estonia |
Nolvak,J. et al. Upper Ordovician South from Tallinn and Boring cores from Sargh Field-Station locality 31 Paekna Quarry |
1990 |
| details |
Early Llandoverian |
Middle Llandoverian |
Argentina(San Juan) |
Baldis,B. et al. The Ordovician-Silurian boundary in the Sierra de Villicum, Argentine Precordillera. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |