| original |
Emsian |
Eifelian |
W.Germany(Rhineland) |
Riegel,W. Spores from the Heisdorf, Lauch and Nohn beds (Emsian and Eifelian) of the Eifel Region, Rhineland |
1973 |
| details |
Early Eifelian |
|
W.Germany(Rhineland) |
Riegel,W. Spore floras across the Lower/Middle Devonian boundary in the Rhineland (GFR). |
1974 |
| details |
Eifelian |
|
USSR(Russian Platform) |
Arkhangelskaya,A.D. Periplecotriletes tortus at the base of the Eifelian of the Central Russian Plain of the USSR |
1976 |
| details |
Eifelian |
Givetian |
Canada(NWT,Franklin) |
McGregor,D.C. Devonian assemblage (palynomorphs). (In: Biostratigraphic determinations from the subsurface of the Districts of MacKenzie and Franklin and the Yukon Territory. J.W. Andrechuk) |
1977 |
| details |
Early Emsian |
Middle Emsian |
England(Oxfordshire) |
Richardson,J.B. et al. Palynological evidence for the age and provenance of the Lower Old Red Sandstone from the Apley Barn Borehole, Winey, Oxfordshire. |
1978 |
| details |
Givetian |
|
Canada(Arctic) |
Trettin,H. Devonian stratigraphy, westcentral Ellesmere Island, Arctic Archipelago. |
1978 |
| details |
Middle Emsian |
|
England(Oxfordshire) |
Richardson,J.B. et al. Palynomorphs in Lower Devonian sediments from the Apley Barn borehole, Southern England. |
1978 |
| details |
Late Eifelian |
Givetian |
North America |
McGregor,D.C. Devonian miospores of N.America. |
1979 |
| details |
Early Givetian |
Late Frasnian |
Canada(NWT,Franklin) |
McGregor,D.C. Devonian miospores of N.America. |
1979 |
| details |
Givetian |
Frasnian |
France(Boulonnais) |
Brice,D. et al. New biostratigraphic data on the Givetian and Frasnian of Ferques (Boulonnais, France). |
1979 |
| details |
Givetian |
Early Frasnian |
France(Pas-de-Calais) |
Loboziak,S. et al. Miospores in Givetian to Lower Frasnian sediments dated by conodonts from the Boulonnais, France. |
1980 |
| details |
Emsian |
Givetian |
China(Yunnan) |
Lu,L. Devonian miospores from the Longhuashan section in Zhanyi of Yunnan and their stratigraphic significance. |
1980 |
| details |
Eifelian |
Givetian |
Canada(Arctic) |
Mayr,U. Stratigraphy and correlation of Lower Paleozoic Formations, subsurface of Bathurst Island and adjacent smaller islands, Canadian Arctic Archipelago. |
1980 |
| details |
Middle Frasnian |
Late Frasnian |
Canada(Arctic) |
Mayr,U. Stratigraphy and correlation of Lower Paleozoic Formations, subsurface of Bathurst Island and adjacent smaller islands, Canadian Arctic Archipelago. |
1980 |
| details |
Middle Givetian |
Late Givetian |
Belgium |
Lessuise,A. et al. The plant beds of Niaster (Aywaille, France). With reference to new biostratigraphic limits of the Couvinien-Givetian. |
1980 |
| details |
Givetian |
Frasnian |
France |
McGregor,D.C. Spores and the Middle-Upper Devonian boundary. |
1981 |
| details |
Givetian |
Frasnian |
Canada |
McGregor,D.C. Spores and the Middle-Upper Devonian boundary. |
1981 |