| original |
Late Devonian |
|
Romania |
Venkatachala,B.S. et al. Devonian microfossils from the Calarasi Zone of the Moesic Platform, Rumania. |
1968 |
| details |
Emsian |
|
Canada(Gaspe Area) |
Utting,J. Palynology. (In: Analytical Investigation of the Mineralogy, Geochemistry, Palynology and reflectome try of the "Gaspe Sandstone" Series of Central Gaspe Quebec. J.L.Pittion, editor) |
1975 |
| details |
Late Eifelian |
Early Givetian |
Iowa |
Urban,J.B. Palynologic studies of the Devonian |
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 |
Late Eifelian |
|
Poland |
Turnau,E. et al. Size distribution in some Middle Devonian dispersed spores and its bearing on the problem of the evolution of Heterospory |
1987 |
| details |
Couvinian |
Givetian |
Belgium |
Streel,M. Study of Devonian Palymorphs from Drilling of Booischot, (Belgium). |
1964 |
| 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 |
Couvinian |
Givetian |
Belgium |
Streel,M. Palaeobotanic information on the Lower-Middle Devonian boundary in the Ardenno-Rhenean Geosyncline. |
1965 |
| details |
Late Frasnian |
|
USSR(Ukrainian SSR) |
Sergeyeva,L.A. et al. Micropaleophytological characterization of Devonian deposits from the Dnieper-Donets Basin. |
1974 |
| details |
Eifelian |
Frasnian |
Northern Hemisphere |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Nd |
|
Scotland(Ross/Cromarty) |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Eifelian |
Givetian |
Scotland |
Richardson,J.B. Spores with bifurcate processes from the Middle Old Red Sandstone of Scotland. |
1962 |
| original |
Early Givetian |
|
Scotland(Ross/Cromarty) |
Richardson,J.B. Spores from the Middle Old Red Sandstone of Cromarty, Scotland. |
1960 |
| details |
Eifelian |
Early Givetian |
Scotland(Orkney) |
Richardson,J.B. Middle Old Red Sandstone spore assemblages from the Orcadian Basin, northeast Scotland. |
1965 |
| details |
Frasnian |
|
England |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Frasnian |
|
Wales |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |