| original |
Middle Ludlovian |
Downtonian |
Wales(Carmarthenshire) |
Richardson,J.B. et al. Upper Silurian and Lower Devonian spore assemblages from the Welsh Borderland and South Wales |
1969 |
| details |
Early Devonian |
|
China(Szechwan) |
Xiang,L. et al. Early Devonian graptolite-bearing formation and its paleontological features at Baoxing County, Sichuan, (Szechwan). |
1975 |
| details |
Ludlovian |
Downtonian |
Wales |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Late Gothlandian |
|
USSR(Estonian SSR) |
Aristova,K.E. et al. Microfossils of stratigraphic type sections from the Upper Silurian of Estonia. |
1976 |
| details |
Pridolian |
|
Scotland |
Gray,J. Spores of Land-Plant type. |
1977 |
| details |
Pridolian |
|
Wales |
Gray,J. Spores of Land-Plant type. |
1977 |
| details |
Pridolian |
|
Libya |
Gray,J. Spores of Land-Plant type. |
1977 |
| details |
Late Ludlovian |
|
Tunisia |
Sarjeant,W.A.S. Arpylorus antiguus Calandra, emend., a dinoflagellate cyst from the Upper Silurian. |
1978 |
| details |
Pridolian |
|
England(Shropshire) |
Edwards,D. et al. Coprolites as evidence for plant-animal interaction in Siluro-Devonian terrestrial ecosystem. |
1995 |
| details |
Late Silurian |
|
W.Germany(Bavaria) |
Pflug,H.D. et al. Palynostratigraphy in Phanerozoic and Precambrian metamorphic rocks. (In: Proceedings of the 9th Alfred Wegener Conference-IGCP Project 157, M.Schidlowski, editor) |
1992 |
| details |
Early Downtonian |
|
Wales(Montgomeryshire) |
Fanning,U. et al. A review of in situ, spores in Silurian land plants. (In: Pollen and Spores, Patterns of Diversification. S.Blackmore and S.H.Barnes, editors) |
1991 |
| details |
Early Downtonian |
|
England(Herefordshire) |
Fanning,U. et al. A review of in situ, spores in Silurian land plants. (In: Pollen and Spores, Patterns of Diversification. S.Blackmore and S.H.Barnes, editors) |
1991 |
| details |
Early Pridolian |
|
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 Downtonian |
|
England(Herefordshire) |
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 |
Early Downtonian |
|
England(Worcestershire) |
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 |
Early Pridolian |
|
England(Herefordshire) |
Wetherall,P.M. et al. Palynology, biostratigraphy, and depositional environments around the Ludlow-Pridoli boundary at Woodbury Quarry, Herefordshire, England. |
1999 |
| details |
Ludlovian |
|
Libya |
Rubinstein,C.V. et al. Miospore assemblages from the Silurian - Devonian boundary, in Borehole A1-61, Ghadamis Basin, Libya. |
2002 |