| details |
Downtonian |
Dittonian |
United Kingdom |
Richardson,J.B. Some British Lower Devonian spore assemblages and their stratigraphic significance. |
1967 |
| details |
Late Devonian |
Early Mississippian |
Maryland |
Curry,R.P. et al. A preliminary report on Upper Devonian microfossils from the Allegheny Front in Maryland and West Virginia. |
1972 |
| details |
Late Devonian |
Early Mississippian |
West Virginia |
Curry,R.P. et al. A preliminary report on Upper Devonian microfossils from the Allegheny Front in Maryland and West Virginia. |
1972 |
| details |
Pridolian |
Gedinnian |
Nd |
Richardson,J.B. Paleozoic spores and pollen: Lower and Middle Palaeozoic record of terrestrial palynomorphs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Famennian |
Middle Tournaisian |
Belgium |
Streel,M. Palynological correlations between the Devonian/ Dinantian transitional sediments in the Ardenno-Rhine Basins |
1969 |
| details |
Famennian |
Tournaisian |
Belgium |
Streel,M. Assemblages of spores of Famennian, Strunian and Tournaisian stratotypes in the Ardenno-Rhenisch Basins. |
1967 |