| original |
Late Devonian |
|
China(Anhwei) |
Hou,J.-P. Microfossils from the Mao-Sha Group of Jiangsu (Su) and Anhui (Wan) Districts, and their age determination. |
1982 |
| original |
Silurian |
|
China |
Gao,L. Silurian chitinozoa. (In: Palaeontological Atlas of Southwest China, Volume of Microfossils. Edited by Chengdu Institute of Geology and Mineral Resources.) |
1983 |
| original |
Early Gothlandian |
|
Scotland(Ayr) |
Whelan,G.M. Preliminary acritarch and chitinozoan distributions across Ordovician-Silurian boundary stratotype at Dob's Linn, Scotland. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| original |
Rhuddanian |
Early Telychian |
Canada(Quebec) |
Asselin,E. et al. Chitinozoans of the Early Silurian of the Bay of Chaleur, Gaspesie Region of Quebec, Canada. |
1990 |
| original |
Early Wenlockian |
|
USSR(Estonian SSR) |
Nestor,V. Chitinozoans at the Llandovery-Wenlock transition in the Jaagarahu core, Estonia. |
1993 |
| original |
Early Lochkovian |
|
USSR(Ukrainian SSR) |
Paris,F. et al. Chitinozoa of the Silurian-Devonian boundary sections in Podolia, Ukraine |
1996 |