| original |
Llandeilian |
|
Baltic |
Eisenack,A. New Mikrofossils of the Baltic Silurian.1. |
1931 |
| details |
Pridolian |
|
Baltic Sea |
Eisenack,A. New microfossils of the Baltic Silurian.2. |
1932 |
| details |
Silurian |
|
Baltic |
Collinson,C. et al. North American Paleozoic Chitinozoa |
1955 |
| details |
Caradocian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
| details |
Caradocian |
|
Sweden |
Laufeld,S. Caradocian chitinozoa from Dalarna, Sweden. |
1967 |
| details |
Nd |
|
Nd |
Jenkins,W.A.M. Ordovician chitinozoa from Shropshire. |
1967 |
| details |
Middle Ordovician |
Late Ordovician |
Europe |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Ordovician |
Silurian |
Baltic |
Eisenack,A. Chitinozoa of the Baltic Region. |
1968 |
| details |
Late Emsian |
|
W.Germany(Rhineland) |
Pichler,R. Microfossils from the Devonian of the Southern Eifel Basin. (Contributions relating to the type sections at Wetteldorf Andschoenecken, No.12). |
1971 |
| details |
Arenigian |
Late Devonian |
Scotland |
Downie,C. et al. A palynological investigation of the Dalradian rocks of Scotland. |
1971 |
| details |
Middle Ordovician |
|
USSR(Leningrad) |
Obut,A.M. On the geographical distribution, comparative morphology, ecology, phylogeny, and the taxonomic position of chitinozoa. |
1973 |
| details |
Early Caradocian |
|
France(Finistere) |
Henry,J.L. et al. Chitinozoans, ostracods and trilobites of the Ordovician of Portugal, (Serra de Bucaco), and the Amorician Massif: Attempt at comparison and paleogeographic significance. |
1974 |
| details |
Early Caradocian |
|
Portugal |
Henry,J.L. et al. Chitinozoans, ostracods and trilobites of the Ordovician of Portugal, (Serra de Bucaco), and the Amorician Massif: Attempt at comparison and paleogeographic significance. |
1974 |
| details |
Llandeilian |
|
Baltic |
Locquin,M.V. Thie Chitinomycetes of chitinozoa Paleozoic fossils |
1976 |
| details |
Late Caradocian |
|
Sweden |
Grahn,Y. Middle Ordovician chitinozoa from Oland |
1981 |
| details |
Late Llanvirnian |
Llandeilian |
Sweden |
Grahn,Y. Middle Ordovician chitinozoa from Oland |
1981 |
| details |
Early Caradocian |
|
Sweden |
Grahn,Y. Ordovician chitinozoa from the Stora Asbotorp Boring in Vastergotland South-Central Sweden |
1981 |