| details |
Siegenian |
|
Belgium |
Streel,M. et al. Stratigraphic studies of Lower Devonian spores from the Margin of the Dinant (Belgium) Synclinorium and their applications. |
1981 |
| details |
Early Devonian |
|
USSR(Lithuanian SSR) |
Vaitekunene,G.K. Spores. Lower Devonian of Lithunia. (In: Devon i Karbon Pribaltiki. V.S.Sorokin et al, editors) |
1981 |
| details |
Late Emsian |
|
S.Ireland(Kerry) |
Zwan,C.J.Van Der et al. Palynological evidence concerning the Devonian age of the Dingle Group, southwest Ireland. |
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 |
Eifelian |
|
USSR(Kazakh SSR) |
Romanov,V.A. et al. On the age of the Volcanites of the Mugodzary Greenstone zone |
1980 |
| details |
Early Emsian |
|
Canada(Quebec) |
McGregor,D.C. Lower and Middle Devonian spores of eastern Gaspe, Canada.11.Biostratigraphy. |
1977 |
| details |
Siegenian |
Late Eifelian |
Canada(Ontario) |
McGregor,D.C. et al. Upper Silurian? to Middle Devonian spores of the Moose River Basin, Ontario. |
1976 |
| details |
Middle Eifelian |
|
Canada(Ontario) |
Sanford,B.V. et al. Devonian stratigraphy of the Hudson Platform. Part 1 |
1975 |
| original |
Early Emsian |
|
Canada(Gaspe Area) |
McGregor,D.C. Lower and Middle Devonian spores of eastern Gaspe, Canada.1.Systematics. |
1973 |
| original |
Early Emsian |
|
Canada(Quebec) |
McGregor,D.C. Lower and Middle Devonian spores of eastern Gaspe, Canada.1.Systematics. |
1973 |