| details |
Middle Arenigian |
Early Ashgillian |
France |
Paris,F. Chitinozoan Biostratigrphy in the Ordovican of South-West Europe |
1980 |
| details |
Middle Arenigian |
Early Ashgillian |
Spain |
Paris,F. Chitinozoan Biostratigrphy in the Ordovican of South-West Europe |
1980 |
| details |
Middle Arenigian |
Early Ashgillian |
Portugal |
Paris,F. Chitinozoan Biostratigrphy in the Ordovican of South-West Europe |
1980 |
| details |
Ludlovian |
Visean |
Czechoslovakia |
SnopkovŠ,P. et al. Devonian (Givetian-Frasnian) found by Drill Hole FV-1, (Blhovce). |
1979 |
| details |
Ludlovian |
Early Downtonian |
Wales(Carmarthenshire) |
Richardson,J.B. et al. Upper Silurian and Lower Devonian spore assemblages from the Welsh Borderland and South Wales |
1969 |
| details |
Ludlovian |
|
Pennsylvania |
Gray,J. et al. Early Silurian spore tetrads from New York earliest new world evidence for vascular plants. |
1971 |
| details |
Llandoverian |
Ludlovian |
England(Shropshire) |
Dorning,K.J. Distribution of Silurian palynomorphs from Wales and the Welsh Borderland |
1984 |
| details |
Llandoverian |
Ludlovian |
Wales(Carmarthenshire) |
Dorning,K.J. Distribution of Silurian palynomorphs from Wales and the Welsh Borderland |
1984 |
| details |
Llandoverian |
Ludlovian |
Africa(Sahara) |
Combaz,A. The "Gamma zones" of the Silurian of the Sahara Regions; Organic content and conditions of deposition. (In: Beds rich in organic matter and their conditions of deposition) |
1985 |
| details |
Llandoverian |
|
New York |
Gray,J. et al. Early Silurian spore tetrads from New York earliest new world evidence for vascular plants. |
1971 |
| details |
Llandeilian |
|
France(Finistere) |
Andreieff,P. et al. The Precambrian and Paleozoic Terrains in the area of Leon and their relationship with the Secondary Cover and Tertiary of the Channel |
1973 |
| details |
Late Tournaisian |
Visean |
Brazil(Paraiba) |
Sundaram,D. et al. Lower Carboniferous palynomorphs from Poti Formation, Parnaiba Basin, Brazil. |
1981 |
| details |
Late Ludlovian |
Early Siegenian |
Spain |
Rodriguez,R.M. New miospores of the San Pedro Formation of Geras de Gordon, Cantabrica Cordillera (Leon Province, northeast Spain). |
1978 |
| details |
Late Ludlovian |
|
Canada(NWT,Franklin) |
McGregor,D.C. et al. Upper Silurian trilete spores and other microfossils from the Read Bay Formation, Cornwallis Island, Canadian Arctic. |
1978 |
| details |
Late Llanvirnian |
Ludlovian |
Sweden |
Laufeld,S. Paleoecology of Silurian polychaetes and chitinozoans in a reef-controlled sedimentary Regime. |
1975 |
| details |
Late Gothlandian |
|
Libya |
Buret,M.B. et al. New information given by palynoplanctological study of the Sandy/Shaly Formation (Upper Silurian of Libya, Rhadames Basin). |
1986 |
| details |
Late Frasnian |
Early Famennian |
England |
Chaloner,W.G. et al. Southeast England. (In: A Correlation of Devonian Rocks of the British Isles. M.R.House et al, authors) |
1977 |