| details |
Wenlockian |
Ludlovian |
North America |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
| details |
Wenlockian |
Ludlovian |
South America |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
| details |
Wenlockian |
Ludlovian |
Europe |
Cramer,F.H. Implications from Middle Paleozoic palynofacies transgressions for the Rate of Crustal Movement, especially during the Wenlockian |
1971 |
| 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 |
Ludlovian |
|
France(Manche) |
Lefort,J.P. et al. A geologic sketch of the southern part of the Normano-Breton Gulf (Manche). |
1971 |
| details |
Silurian |
|
USA |
Cramer,F.H. et al. North American Silurian palynofacies and their spatial arrangement. |
1972 |
| details |
Ludlovian |
Gedinnian |
Algeria |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Ludlovian |
Gedinnian |
Spain |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Ludlovian |
Gedinnian |
France |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Ludlovian |
Gedinnian |
Brazil |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Silurian |
|
Africa |
Jardin©,S. et al. Fossil organic microplankton |
1972 |
| details |
Late Ordovician |
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 |
Downtonian |
|
Poland |
Eisenack,A. Chitinozoans and other micro-fossils from the Leba-Bore, Pomerania. |
1972 |
| details |
Llanvirnian |
|
France(Calvados) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Arenigian |
Ashgillian |
France(Gers) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Ludlovian |
Early Gedinnian |
France(Manche) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Early Llandoverian |
|
Belgium |
Martin,F. The Upper Ordovician and Lower Silurian at Deerlijk (Belgium) |
1973 |