| details |
Late Wenlockian |
Early Gedinnian |
Spain |
Cramer,F.H. Palynology of Silurian and Devonian rocks in northwest Spain. |
1966 |
| original |
Ludlovian |
Early Gedinnian |
Spain |
Cramer,F.H. Hoegispheres and other microfossils incertae sedis of the San Pedro Formation (Siluro-Devonian boundary) near Valporquero, Eon, northwest Spain. |
1966 |
| details |
Late Llandoverian |
Early Gedinnian |
Spain |
Cramer,F.H. Consideration on the palynology and Silurian paleolatitudes based on microplankton of the Cantabrian Mountains of the Northwest of Spain. |
1969 |
| details |
Devonian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Homerian |
|
Spain |
Burgess,N.D. et al. Silurian Cryptospores and miospores from the type Wenlock area, Shropshire, England. |
1991 |
| 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 Homerian |
|
Czechoslovakia |
Dufka,P. Upper Wenlock miospores and cyptospores derived from a Silurian Volcanic Island in the Prague Basin (Barrandian area, Bohemia) |
1995 |
| details |
Homerian |
Gorstian |
Wales(Glamorgan) |
Burgess,N.D. et al. Late Wenlock to Early Pridoli cryptospores and miospores from south and southwestern Wales, Great Britain. |
1995 |
| details |
Late Ludlovian |
Early Pridolian |
Turkey |
Steemans,P. et al. Ordovician and Silurian cryptospores and miospores from southeastern Turkey. |
1996 |
| details |
Gorstian |
Ludfordian |
Libya |
Richardson,J.B. Paleozoic spores and pollen: Lower and Middle Palaeozoic record of terrestrial palynomorphs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Homerian |
Early Gorstian |
Nd |
Richardson,J.B. Paleozoic spores and pollen: Lower and Middle Palaeozoic record of terrestrial palynomorphs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Ludfordian |
|
Sweden(Gotland) |
Hagstrom,J. Land-derived palynomorphs from the Silurian of Gotland, Sweden. |
1997 |
| details |
Wenlockian |
|
Argentina(San Juan) |
Rubinstein,C.V. et al. A palynomorph and graptolite biostratigraphy of the Central Precordillera Silurian Basin, Argentina. |
1999 |
| 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 |
Homerian |
|
Canada(Nova Scotia) |
Beck,J.H. et al. Silurian spores and cryptospores from the Arisaig Group, Nova Scotia, Canada. |
2001 |
| details |
Late Ludlovian |
Early Pridolian |
Libya |
Rubinstein,C.V. et al. Miospore assemblages from the Silurian - Devonian boundary, in Borehole A1-61, Ghadamis Basin, Libya. |
2002 |
| details |
Early Lochkovian |
|
Canada(Newfoundland) |
Burden,E.T. et al. Palynology and micropaleontology of the Clam Bank Formation (Lower Devonian) of Western Newfoundland, Canada. |
2002 |