| details |
Middle Lochkovian |
|
Wales(Gwent) |
Wellman,C.H. et al. A new plant assmblage (microfossil and megafossil) from the Lower Old Red Sandstone of the Anglo-Welsh Basin: Its implications for the palaeoecology of early terrestrial ecosystems. |
2000 |
| details |
Late Wenlockian |
Ludlovian |
Wales(Glamorgan) |
Burgess,N.D. et al. Late Wenlock to Early Pridoli cryptospores and miospores from south and southwestern Wales, Great Britain. |
1995 |
| details |
Early Gothlandian |
Pennsylvanian |
Wales(Dyfed) |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| original |
Early Rhuddanian |
|
Wales(Dyfed) |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| details |
Hirnantian |
Early Telychian |
Wales(Dyfed) |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| details |
Gorstian |
|
Wales(Dyfed) |
Burgess,N.D. et al. Late Wenlock to Early Pridoli cryptospores and miospores from south and southwestern Wales, Great Britain. |
1995 |
| details |
Early Llandoverian |
|
Wales(Carmarthenshire) |
Richardson,J.B. et al. Sporomorphs and plant megafossils. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Ashgillian |
Late Llandoverian |
USA(Appalachian Bn.) |
Gray,J. Land plant spores and Ordovician-Silurian boundary. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Caradocian |
Early Pridolian |
Turkey |
Steemans,P. et al. Ordovician and Silurian cryptospores and miospores from southeastern Turkey. |
1996 |
| details |
Ordovician |
Early Silurian |
Sweden(Gotland) |
Gray,J. Land plant spores and Ordovician-Silurian boundary. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Late Homerian |
Ludfordian |
Sweden(Gotland) |
Hagstrom,J. Land-derived palynomorphs from the Silurian of Gotland, Sweden. |
1997 |
| details |
Nd |
|
Sweden |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Late Ashgillian |
Early Llandoverian |
South Africa |
Gray,J. et al. Age of the Cedarberg Formation, South Africa and early land plant evolution. |
1986 |
| details |
Late Wenlockian |
Early Ludlovian |
Scotland(Tayside) |
Wellman,C.H. A land plant microfossil assemblag of Middle Silurian age from the Stonehaven Group, Scotland. |
1993 |
| details |
Late Wenlockian |
Early Ludlovian |
Scotland(Tayside) |
Marshall,J.E.A. Palynology of the Stonehaven Group, Scotland; Evidence for a Mid-Silurian age and its geological implications |
1991 |
| details |
Lochkovian |
|
Scotland(Strathclyde) |
Wellman,C.H. A Lower Devonian sporomorph assemblage from the Midland Valley of Scotland |
1993 |
| details |
Early Wenlockian |
|
Scotland(Lothians) |
Wellman,C.H. et al. Terrestrial plant microfossils from Silurian Inliers of the Midland Valley of Scotland |
1993 |