| details |
Early Arenigian |
|
France |
Rauscher,R. Ordovician acritarchs from France. |
1974 |
| details |
Early Arenigian |
Early Llanvirnian |
Czechoslovakia |
VavrdovЎ,M. Acritarch assemblages in the Arenig series of the Prague Basin, Czech Republic. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
| details |
Early Arenigian |
|
Baltic |
Tongiorgi,M. et al. Differentiation and spread of the Baltic Acritarch Province (Arenig-Llanvirn). |
1999 |
| details |
Early Arenigian |
|
Argentina(Salta) |
Rubinstein,C.V. et al. Acritarch biostratigraphy from the Upper Tremadoc - Arenig of the Eastern Cordillera. relationship with graptolite and trilobite fauna. |
1998 |
| details |
Early Arenigian |
Middle Arenigian |
Argentina(La Rioja) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
| details |
Ashgillian |
|
Algeria |
Vecoli,M. et al. Palynostratigraphy of Upper Cambrian - Upper Ordovician intracratonic clastic sequences, North Africa. |
1998 |
| details |
Arenigian |
|
France(Tarn) |
Fournier-Vinas,C. Cambro-Ordovician acritarchs from the Lacaune Mountains, (North of the Black Mountains, France). |
1978 |
| details |
Arenigian |
Llanvirnian |
Ireland(Isle Of Man) |
Molyneux,S.G. New evidence for the age of the Manx Group, Isle of Man. |
1979 |
| details |
Arenigian |
|
Canada(Newfoundland) |
Martin,F. Some aspects of Late Cambrian and Early Ordovician acritarchs. |
1982 |
| details |
Arenigian |
Llanvirnian |
France(Pas-de-Calais) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Arenigian |
Llanvirnian |
Morocco |
Fournier-Vinas,C. Ordovician acritarchs of Zekkara, (East Morocco). |
1985 |
| details |
Arenigian |
|
China(Yunnan) |
Fang,X. Ordovician micropaleoplants in Kunming-Luguan Region, Yunnan Province and their stratigraphical significance. |
1985 |
| details |
Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. New genera of acritarchs from the Bohemian Ordovician. |
1986 |
| details |
Arenigian |
|
China(Hunan) |
Li,J. Ordovician acritarchs from the Jiuxi Formation of Jishou, Hunan. |
1990 |
| details |
Arenigian |
|
Turkey |
Dean,W.T. et al. Ordovician biostratigraphic correlation in Southern Turkey. (In: Global Perspectives on Ordovician Geology. B.D. Webby and J.R. Laurie, editors) |
1992 |
| details |
Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. Acritarchs from Klabava Shales (Arenig). |
1972 |
| details |
Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. Acritarchs from Klabava Shales (Arenig). |
1972 |