| details |
Early Emsian |
|
W.Germany(N.Rhine) |
Edalat,B. Spore assemblages and acritarchs from the Lower Devonian (Emsian) of the Southern Bergishen Land |
1974 |
| details |
Middle Ludlovian |
|
Argentina |
Volkheimer,W. et al. Stratigraphic significance of Paleozoic and Mesozoic microflora from Argentina and neighboring countries. |
1976 |
| details |
Wenlockian |
|
Wales |
Aldridge,R.J. et al. Distribution of microfossil Groups across the Wenlock Shelf of the Welsh Basin. |
1981 |
| details |
Ordovician |
|
Finland |
Tynni,R. On Paleozoic microfossils in clastic dykes on the …land Islands and in the core samples of Lumparn. (In: Paleozoic sediments in the Rapakivi area of the …land Islands. L. Bergman, R. Tynni and B. Winterhalter, editors.) |
1982 |
| details |
Llandoverian |
|
New York |
Miller,M.A. et al. Palynomorphs from the Silurian Medina Group, (Lower Llandovery), of the Niagara Gorge, Lewiston, New York, USA. |
1982 |
| details |
Early Gothlandian |
|
Norway |
Dorning,K.J. et al. A preliminary investigation of palynological assemblages from the Early Silurian of Ringerike. |
1982 |
| details |
Wenlockian |
|
England(Shropshire) |
Dorning,K.J. Palynology and stratigraphy of the Much Wenlock Limestone Formation of Dudley, Central England. |
1983 |
| details |
Tremadocian |
|
Spain |
Fombella Blanco,M.A. Chitinizoa of the Tremadocian Oville Formation, Leon Province. |
1983 |
| details |
Wenlockian |
Early Ludlovian |
Greenland |
Armstrong,H.A. et al. Silurian palynomorphs from the Chester Bjerg Formation, Hall Land, western North Greenland |
1984 |
| details |
Middle Ordovician |
Late Ordovician |
Spain |
Fombella Blanco,M.A. Palynologic age of the Blastomilonitic Grabben, West Galice, Spain. |
1984 |
| details |
Early Gothlandian |
|
Libya |
Hill,P.J. et al. Silurian palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) |
1985 |
| original |
Middle Ordovician |
|
Sweden |
Gгrka,H. Middle Ordovician (Viruan) acritarchs and Prasinophyceae from the Smedsby Gard No.1 borehole in (Gotland, Sweden). |
1987 |
| original |
Llandoverian |
Early Wenlockian |
Austria |
Priewalder,H. Acritarchs of the Silurian of the Cellon section (Karnische Alpen, Austria). |
1987 |
| details |
Rhuddanian |
Telychian |
Canada(Quebec) |
Martin,F. Late Ordovician and Early Silurian acritarchs. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Ashgillian |
Wenlockian |
USA(Appalachian Bn.) |
Martin,F. Late Ordovician and Early Silurian acritarchs. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Rhuddanian |
Wenlockian |
England |
Martin,F. Late Ordovician and Early Silurian acritarchs. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Rhuddanian |
Wenlockian |
Wales |
Martin,F. Late Ordovician and Early Silurian acritarchs. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |