| details |
Eifelian |
Early Frasnian |
Canada |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
| details |
Paleozoic |
|
Bulgaria |
Sergeeva,L.A. et al. On the Paleozoic age of the metamorphic rocks in Stradza |
1979 |
| details |
Late Stephanian |
|
Austria |
Planderova,E. et al. Biostratigraphical evaluation of Weakly metamorphosed sediments of Wechsel series and their possible correlation with Harmonia Group in male Karpaty Mts. |
1983 |
| details |
Eifelian |
Early Givetian |
Australia |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |