| details |
Silurian |
Devonian |
Africa |
Miller,M.A. et al. Trochospiral Suture |
1982 |
| details |
Early Ludlovian |
|
Africa(Sahara) |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Llandoverian |
Early Wenlockian |
Alabama |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Valentian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
| details |
Ludlovian |
|
Argentina |
Rubinstein,C.V. Acritarchs from the Upper Silurian of Argentina:Their relationship with Gondwana |
1995 |
| details |
Late Llandoverian |
Early Wenlockian |
Argentina(San Juan) |
Pжthe de Baldis,E.D. Microplancton of the Upper Llandoverian - Lower Wenlockian Deunffia - Domasia association of the La Chilca Formation, Aguada de Los Azulejitos, San Juan, Argentina. |
1987 |
| details |
Late Ludlovian |
Early Pridolian |
Argentina(San Juan) |
Rubinstein,C.V. Acritarchs from the Upper Silurian of San Juan, Argentina: Biostratigraphy and palaeobiogeography. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
| details |
Middle Llandoverian |
|
Argentina(San Juan) |
Pжthe de Baldis,E.D. Acritarchs from the Early to Middle Llandoverian Don Braulio Formation of the eastern Precordillera of San Juan Province, Argentina |
1997 |
| details |
Middle Llandoverian |
Middle Ludlovian |
Argentina(San Juan) |
Rubinstein,C.V. Palynological investigations in the Lower Paleozoic of Argentina |
1993 |
| details |
Ludlovian |
Middle Pridolian |
Argentina(San Juan) |
Rubinstein,C.V. Palynological investigations in the Lower Paleozoic of Argentina |
1993 |
| details |
Early Ludlovian |
Middle Ludlovian |
Argentina(San Juan) |
Rubinstein,C.V. Acritarch from the Silurian of the Jachal River Valley (Los Esp Formation), San Juan Province, Republica Argentina Subgroups Herkumorphita, Netromorphitae and Polgonomorphitae |
1989 |
| details |
Early Llandoverian |
|
Belgium |
Martin,F. The Upper Ordovician and Lower Silurian at Deerlijk (Belgium) |
1973 |
| details |
Llandoverian |
|
Belgium |
Martin,F. Acritarchs from the drilling at the Lust Brewery near Kortrijk (Courtrai) (Belgian Silurian). |
1966 |
| details |
Tarannon |
|
Belgium |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Late Tarannon |
Early Wenlockian |
Belgium |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Late Llandoverian |
Wenlockian |
Belgium |
Martin,F. The acritarchs from the Belgian Ordovician and Silurian. Determination and stratigraphic value. |
1968 |
| details |
Tarannon |
Wenlockian |
Belgium |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |