| details |
Middle Frasnian |
Late Frasnian |
Maryland |
Curry,R.P. Upper Devonian miospores from the Greenland Gap Group, Allegheny Front, Eastern United States. |
1973 |
| details |
Middle Frasnian |
Late Frasnian |
Maryland |
Curry,R.P. Miospores from the Upper Devonian (Frasnian) Greenland Gap Group, Allegheny Front, Maryland, West Virginia and Virginia, USA. |
1975 |
| details |
Nd |
|
Nd |
McGregor,D.C. Lower and Middle Devonian spores of eastern Gaspe, Canada.1.Systematics. |
1973 |
| details |
Nd |
|
Nd |
McGregor,D.C. Lower and Middle Devonian spores of eastern Gaspe, Canada.1.Systematics. |
1973 |
| details |
Ludlovian |
|
Nd |
Steemans,P. Spores and crytospores diversification from the Ordovician to the Lower Devonian. |
1998 |
| details |
Early Ludlovian |
|
New York |
Miller,M.A. et al. Ludlow age acritarchs and spores from the Pittsford Shale, New York. |
1988 |
| original |
Late Homerian |
Early Downtonian |
Northern Hemisphere |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Emsian |
|
Norway |
Allen,K.C. Devonian spores from Outer Troendelag, Norway. |
1976 |
| details |
Siegenian |
|
Poland |
Turnau,E. et al. Early Devonian miospores and age of the Zwolen Formation (Old Red Sandstone Facies) from Ciepielow IG-1 Borehole. |
1989 |
| details |
Lochkovian |
Pragian |
Portugal |
Pereira,Z. et al. Lower Devonian palynomorphs from the Barrancos region, Ossa Morena Zone, Portugal. |
1999 |
| details |
Late Gedinnian |
|
Romania |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| details |
Late Gedinnian |
|
Romania |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| details |
Silurian |
Cenozoic |
Russia(Buryatia) |
Butov,Y.P. et al. Sagansairskaya Suita - Etalon Pozdnepaleozoisko - Mezozoiskoi Molassy Buryatskogo Vostochogo Sayana. |
2001 |
| details |
Early Eifelian |
|
Russia(Urals) |
Pershina,A.I. et al. The biogeographical zonation of the European North of the USSR (the Devonian). |
1976 |
| details |
Late Lochkovian |
|
Scotland(Aberdeen) |
Rice,C.M. et al. A Devonian auriferous hot spring system, Rhynie Scotland. |
1995 |
| details |
Givetian |
|
South Africa |
Stapleton,R.P. Carbonized Devonian spores from South Africa. |
1977 |
| details |
Llandoverian |
|
Sweden |
Le H©riss©,A. Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden. |
1989 |