| original |
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 |
| original |
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 |
Late Llandoverian |
Early Ludlovian |
Spain |
Cramer,F.H. et al. Iberian chitinozoans |
1978 |
| details |
Harnagian |
Early Onnian |
Portugal |
Paris,F. Distribution of chitinozoans in the Louredo Formation, Upper Ordovician of the Bucaco Syncline, Portugal. |
1978 |
| details |
Caradocian |
|
Portugal |
Paris,F. Chitinozoans of the Louredo Formation, Upper Ordovician of the Bucaco Syncline, (Portugal). |
1979 |
| details |
Llandeilian |
Caradocian |
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| details |
Ordovician |
|
USSR(Uzbek SSR) |
Kuzichkina,Y.M. et al. On the question of lowering the limit of the advent of higher plants in connection with their co-discovery with Ordivician chitinozoans. (In: Paleontology and Detailed Stratigraphic Correlation.) |
1982 |
| 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 |
Late Arenigian |
|
USSR(Mountain Altai) |
Zaslavskaya,N.M. et al. Lower Ordovician chitinozoa of Gorny Altai. (In: Lower Ordovician stratigraphy and fauna of Upper Altai. A.V.Kanygin, editor) |
1984 |
| details |
Early Caradocian |
|
Morocco |
Elaouad-Debbaj,Z. Chitinozoa from the Lower Ktaoua Formation, Upper Ordovician of the Anti-Atlas, (Morocco). |
1986 |
| details |
Tremadocian |
|
USSR(Kazakh SSR) |
Zaslavskaya,N.M. et al. First chitinozoa of the Late Cambrian Early Ordovician of Kazakhstan |
1987 |
| details |
Llandeilian |
|
Spain |
Gutierrez Marco,J.C. et al. Trilobites and graptolites of the terminal Grey Brown Limestones of the "Bancos Mixtos" (Upper Ordovician of the Central Iberian Meridian) zone new elements from the Mine Shaft. |
1987 |
| details |
Vendian |
Early Paleozoic |
USSR(Kazakh SSR) |
Sargaskaev,Z.S. et al. Some chitinozoans in the Kokzhotsk series of the Karatai range |
1988 |
| details |
Llandeilian |
Caradocian |
USSR(Taldy-Kurganskaya) |
Zaslavskaya,N.M. et al. Ordovician chitinozoa of South Djungaria. (In: Problematic Fossils of the USSR. B.S.Sokolov, editors) |
1990 |
| details |
Costonian |
Harnagian |
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| 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 |
Early Caradocian |
|
Nd |
Young,T.P. Ooidal Ironstones from Ordovician Gondwana; a review |
1992 |