| details |
Gedinnian |
Siegenian |
USSR |
Arkhangelskaya,A.D. New data of the Lower Devonian palynology in the Western Regions of the USSR. |
1980 |
| details |
Gedinnian |
Siegenian |
Belgium |
Steemans,P. Stratigraphical study of the spores in the Gedinnian - Siegenian Transition Beds at Nonceveux and Spa, (Belgium). |
1981 |
| details |
Late Gedinnian |
Siegenian |
Wales(Dyfed) |
Wellman,C.H. et al. The Cosheston Group (Lower Old Red Sandstone) in southwest Wales: age, correlation and palaeobotanical significance. |
1998 |
| details |
Late Gedinnian |
Siegenian |
Wales(Carmarthenshire) |
Wellman,C.H. et al. The Cosheston Group (Lower Old Red Sandstone) in southwest Wales: age, correlation and palaeobotanical significance. |
1998 |
| details |
Late Gedinnian |
Siegenian |
Wales(Glamorgan) |
Wellman,C.H. et al. The Cosheston Group (Lower Old Red Sandstone) in southwest Wales: age, correlation and palaeobotanical significance. |
1998 |
| details |
Late Gedinnian |
Siegenian |
Wales(Gwent) |
Wellman,C.H. et al. The Cosheston Group (Lower Old Red Sandstone) in southwest Wales: age, correlation and palaeobotanical significance. |
1998 |
| details |
Early Devonian |
Middle Devonian |
France |
Coquel,R. The spores. |
1981 |
| details |
Early Devonian |
Middle Devonian |
Spitsbergen |
Allen,K.C. Further information on the Lower and Middle Devonian spores from Dickson Land, Spitsbergen. |
1973 |
| details |
Middle Siegenian |
Late Siegenian |
Wales |
Thomas,R.G. Locality B17, Mill Bay, (West) near Cosheston, southwest Pyfed. (In: A Field Guide to Selected Outcrop Area of the Devonian of Scotland, the Welsh Borderland and South Wales. P.F.Friend and B.P.L.Williams, editors) |
1978 |
| details |
Givetian |
Frasnian |
Scotland(Shetland) |
Marshall,J.E.A. et al. Devonian miosporeassemblages from Fair Isle, Shetland. |
1982 |
| details |
Givetian |
Frasnian |
England |
Mortimer,M.G. et al. The palynology of the Concealed Devonian rocks of Southern England. |
1972 |
| original |
Late Gedinnian |
Emsian |
France(Ardennes) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| original |
Late Gedinnian |
Emsian |
W.Germany(N.Rhine) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| details |
Late Emsian |
Eifelian |
USSR(European) |
Arkhangelskaya,A.D. et al. Correlation of the Lower Middle Devonian Elenisporis biformis spore Subzone in Arctic Canada and the USSR. |
1990 |
| details |
Late Emsian |
Eifelian |
USSR(Russian Platform) |
Arkhangelskaya,A.D. et al. Correlation of the Lower Middle Devonian Elenisporis biformis spore Subzone in Arctic Canada and the USSR. |
1990 |
| details |
Emsian |
Eifelian |
Spitsbergen |
Allen,K.C. Spore assemblages and their stratigraphical application in the Lower and Middle Devonian of North and Central Vestspitbergen |
1967 |
| details |
Emsian |
Eifelian |
W.Germany(Rhineland) |
Riegel,W. Spores from the Heisdorf, Lauch and Nohn beds (Emsian and Eifelian) of the Eifel Region, Rhineland |
1973 |