| original |
Early Givetian |
|
Scotland(Ross/Cromarty) |
Richardson,J.B. Spores from the Middle Old Red Sandstone of Cromarty, Scotland. |
1960 |
| details |
Eifelian |
Givetian |
Scotland |
Richardson,J.B. Spores with bifurcate processes from the Middle Old Red Sandstone of Scotland. |
1962 |
| details |
Couvinian |
Givetian |
Belgium |
Streel,M. Study of Devonian Palymorphs from Drilling of Booischot, (Belgium). |
1964 |
| details |
Eifelian |
Early Givetian |
Scotland(Orkney) |
Richardson,J.B. Middle Old Red Sandstone spore assemblages from the Orcadian Basin, northeast Scotland. |
1965 |
| details |
Couvinian |
Givetian |
Belgium |
Streel,M. Palaeobotanic information on the Lower-Middle Devonian boundary in the Ardenno-Rhenean Geosyncline. |
1965 |
| details |
Emsian |
Eifelian |
Canada(Gaspe Area) |
McGregor,D.C. et al. Devonian spores of eastern and northern Canada. |
1966 |
| original |
Emsian |
Early Eifelian |
Canada(Gaspe Area) |
McGregor,D.C. et al. Devonian spores of eastern and northern Canada. |
1966 |
| details |
Givetian |
|
Scotland |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Middle Devonian |
|
Belgium |
Streel,M. Paleobotanic information on the boundary of the Lower Devonian and Middle Devonian in the Ardenno-Rhenan Geosyncline. |
1967 |
| details |
Late Eifelian |
Early Givetian |
Iowa |
Urban,J.B. Palynologic studies of the Devonian |
1968 |
| details |
Emsian |
|
Germany(Rhineland) |
Lanninger,E.P. Spore assemblages from the Ems of the SW Eifel, (Rheinisches Schiefergebirge) |
1968 |
| original |
Late Devonian |
|
Romania |
Venkatachala,B.S. et al. Devonian microfossils from the Calarasi Zone of the Moesic Platform, Rumania. |
1968 |
| details |
Devonian |
|
Iowa |
Urban,J.B. A study of the morphology of the spore genus Ancyrospora Richardson |
1969 |
| details |
Devonian |
|
Missouri |
Urban,J.B. A study of the morphology of the spore genus Ancyrospora Richardson |
1969 |
| details |
Givetian |
|
Canada(NWT,Franklin) |
McGregor,D.C. Devonian spores of the Queen Elizabeth Islands, Northwest Territories |
1970 |
| details |
Early Givetian |
|
Canada(Arctic) |
McGregor,D.C. et al. Devonian spores and conodonts of Melville and Bathurst Island, District of Franklin. |
1972 |
| details |
Frasnian |
|
England |
Mortimer,M.G. et al. The palynology of the Concealed Devonian rocks of Southern England. |
1972 |