| original |
Downtonian |
Early Dittonian |
Wales(Carmarthenshire) |
Richardson,J.B. et al. Upper Silurian and Lower Devonian spore assemblages from the Welsh Borderland and South Wales |
1969 |
| details |
Gedinnian |
|
Canada(Ontario) |
McGregor,D.C. et al. Palynology and correlation of Devonian formations in the Moose River Basin, Northern Ontario. |
1970 |
| details |
Gedinnian |
Early Siegenian |
Canada(Ontario) |
Owens,B. et al. Some recent advances in Devonian palynology. A review. Report of CIMP Working Group No.13B. |
1972 |
| details |
Downtonian |
|
Wales |
Owens,B. et al. Some recent advances in Devonian palynology. A review. Report of CIMP Working Group No.13B. |
1972 |
| details |
Ludlovian |
Early Gedinnian |
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 |
Ludlovian |
Late Gothlandian |
France(Manche) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Downtonian |
Siegenian |
Africa(Sahara) |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Downtonian |
Gedinnian |
England |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Downtonian |
Gedinnian |
Wales |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Gedinnian |
|
Canada |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| 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 Gedinnian |
Early Siegenian |
Canada(Ontario) |
Sanford,B.V. et al. Devonian stratigraphy of the Hudson Platform. Part 1 |
1975 |
| details |
Pridolian |
Lochkovian |
France(Finistere) |
Deunff,J. et al. On the presence of a rich Silurian-Devonian microplankton acritarchs spores and chitinozoans at the top of the shales and quartzites of Plougastel, Brest-Finistere Basin. |
1976 |
| details |
Downtonian |
|
England |
Holland,C.H. et al. Stuftgart the British Isles the Silurian-Devonian boundary |
1977 |
| details |
Downtonian |
|
Wales |
Holland,C.H. et al. Stuftgart the British Isles the Silurian-Devonian boundary |
1977 |
| details |
Gedinnian |
|
Canada(Ontario) |
Gray,J. Spores of Land-Plant type. |
1977 |
| details |
Ludlovian |
Dittonian |
Spain |
Rodriguez,R.M. Miospores of the San Pedro/Furada Formation, Upper Silurian to Lower Devonian, Cantabrian Mountains, Northwest Spain. |
1978 |