| original |
Early Aeronian |
|
Sweden |
Le H©riss©,A. Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden. |
1989 |
| original |
Early Gedinnian |
|
Spain |
Cramer,F.H. Some acritarchs from the San Pedro Formation (Gedinnien) of the Cantabric Mountains in Spain. |
1964 |
| details |
Early Gedinnian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Wenlockian |
|
New York |
Thusu,B. Acritarchs from the Ilion Shale (Wenlockian), Utica, New York |
1973 |
| details |
Arenigian |
|
China(Yunnan) |
Fang,X. Ordovician micropaleoflora in Kunming-Luquan Region, Yunnan Province, and its stratigraphical significance. |
1987 |
| details |
Ashgillian |
Gedinnian |
Algeria |
Jardin©,S. et al. Stratigraphic distribution of acritarchs in the Palaeozoic of the Algerian Sahara. |
1974 |
| details |
Wenlockian |
|
Argentina(San Juan) |
Pжthe de Baldis,E.D. Wenlockian microplankton from the Argentinian Precordillera. |
1975 |
| details |
Late Gothlandian |
|
Argentina(San Juan) |
Pжthe de Baldis,E.D. Microplankton from Los Espejos Formation, San Juan Province, Republic of Argentina. |
1975 |
| details |
Pridolian |
Gedinnian |
France(Manche) |
Rauscher,R. et al. Microfossils (Acritarches, chitinozoans, and spores) of beds next to the Silurian-Devonian boundary on the Cotentin Penninsula (Normandy). |
1975 |
| details |
Late Llandoverian |
|
Canada(Quebec) |
Achab,A. Acritarchs from the Awantjish Formation (Upper Llandoverian) in the Val Brillant Borehold, Matapedia Valley, Quebec. |
1976 |
| details |
Llanvirnian |
|
France |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Silurian |
|
Libya |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Silurian |
Devonian |
Africa(Sahara) |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Wenlockian |
Ludlovian |
Africa |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
| details |
Llandoverian |
Early Homerian |
Sweden |
Le H©riss©,A. Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden. |
1989 |
| details |
Silurian |
|
USA |
Cramer,F.H. et al. North American Silurian palynofacies and their spatial arrangement. |
1972 |
| details |
Ludlovian |
|
France(Manche) |
Lefort,J.P. et al. A geologic sketch of the southern part of the Normano-Breton Gulf (Manche). |
1971 |