| original |
Lochkovian |
|
France(Herault) |
de Bock,F.R. Chitinozoa in the Silurian-Devonian Boundary Beds of the southeastern Montagne Noire, (Herault, France). |
1982 |
| original |
Ordovician |
Silurian |
India(Himachal Pradesh) |
Khanna,A.K. et al. Chitinozoa of the Pin Dolomite, Tethys Himalaya. |
1983 |
| original |
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 |
| original |
Late Telychian |
Early Wenlockian |
Canada(Quebec) |
Asselin,E. et al. Chitinozoans of the Early Silurian of the Bay of Chaleur, Gaspesie Region of Quebec, Canada. |
1990 |
| original |
Emsian |
|
Morocco |
Rahmani-Antari,K. Palynological study and evaluation of the Thermal Alteration Index, (TAI), of the Paleozoic Section of Well Dot 1 (Doukkala Basin, Central-West Morocco). |
1990 |
| original |
Early Lochkovian |
|
Bulgaria |
Lakova,I. Biostratigraphy of Lochkovian chitinozoans from North Bulgaria. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
| original |
Nd |
|
Nd |
Paris,F. et al. New chitinozoan species from the Llandovery of Saudi Arabia |
1995 |
| original |
Late Frasnian |
Early Famennian |
France(Alpes,Hautes) |
Paris,F. et al. Chitinozoan Bio-Event in the Frasnian-Famennian boundary Beds at La Serre (Montagne Noire, Southern France) |
1996 |
| original |
Late Ordovician |
|
Nevada |
Finney,S.C. et al. Late Ordovician mass extinction: A new perspective from stratigraphic sections in Central Nevada. |
1999 |