| details |
Llandoverian |
Ludlovian |
Europe |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Arenigian |
Llandoverian |
Africa(Sahara) |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Ordovician |
Gothlandian |
Algeria |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Late Ordovician |
|
France(Manche) |
Rauscher,R. et al. Associations of chitinozoans of Normandy and comparisons with fauna already described. |
1967 |
| details |
Arenigian |
|
France(Herault) |
Rauscher,R. Arenigian chitinozoans from Montagne Noire, (France). |
1968 |
| details |
Caradocian |
|
Spain |
Saupe,F. The Ordovician and Silurian series of Almaden (Ciudad Real Province, Spain). Present knowledge. |
1971 |
| details |
Silurian |
|
France(Loire Atlantique) |
Moreau-Benoit,A. Stratigraphic palynology of the Silurian and Devonian in the southeast part of the Breton Massif, (Saint-Julien-de-Vouantes and Ancenis Synclinoria). |
1972 |
| details |
Tremadocian |
|
France(Herault) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Llandeilian |
Caradocian |
France(Calvados) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Silurian |
|
France(Bretagne) |
Moreau-Benoit,A. Palynological and planktonic research on the Devonian and some Silurian formations of the southeast Massif Armoricain. |
1974 |
| details |
Early Llanvirnian |
|
Wales(Anglesey) |
Fenton,J.P.G. Palynological evidence for the age of the Dulas Formation (Ordovician) in Anglesey (North Wales). |
1976 |
| details |
Nd |
|
Nd |
Paris,F. Chitinozoans of the Louredo Formation, Upper Ordovician of the Bucaco Syncline, (Portugal). |
1979 |
| details |
Early Arenigian |
|
Canada(Quebec) |
Achab,A. Chitinozoa from the Lower Arenig of the Levis Formation, (Quebec, Canada). |
1980 |
| details |
Arenigian |
Llandeilian |
Morocco |
Rahmani,K. Palynologic study of Paleozoic (Ordovician, Silurian, Devonian) of the Rabat Region, (Oued Bou-Regreg), Morocco. |
1983 |
| details |
Llanvirnian |
Baoto |
China(Szechwan) |
Lai,C.-G. et al. Restudy on Ordovician of Southern Shaanxi-Northern Sichuan areas. |
1990 |
| details |
Llanvirnian |
Baoto |
China(Shansi) |
Lai,C.-G. et al. Restudy on Ordovician of Southern Shaanxi-Northern Sichuan areas. |
1990 |
| details |
Nd |
|
Nd |
Grahn,Y. Ordovician chitinozoa and biostratigraphy of Brazil |
1992 |