| details |
Middle Devonian |
Late Devonian |
Illinois |
Sandberg,C.A. et al. Comparison between conodont zonations and spore assemblages at the Devonian-Carboniferous boundary in the Western and Central United States and in Europe |
1972 |
| details |
Early Famennian |
|
USSR(Lithuanian SSR) |
Zheiba,S.I. On the boundary between Frasnian and Famennian in the Baltic Synclise |
1987 |
| details |
Late Famennian |
|
China(Kiangsu) |
Ouyang,S. et al. Miospore assemblages from the Devonian-Carboniferous transition in Jurong of Southern Jiangsu with special reference to the geological a age of the Wuntung Group |
1987 |
| details |
Famennian |
|
USSR(Urals) |
Arkhangelskaya,A.D. et al. Comparison of conodont and spore biozones in Famennian deposits in the Volga-Ural oil-Gas Province |
1986 |
| details |
Early Famennian |
|
USSR(Bashkir ASSR) |
Pykhova,N.G. Results of palynological study of Carbonate Parts of the Upper Devonian Bashkiria and other Regions of the Russian Platform |
1968 |
| details |
Late Famennian |
|
USSR(Ukrainian SSR) |
Raznitsyn,V.A. et al. Devonian deposits of the Zachepilovsk-Bogatoisk Region of the Southern Border zone of the Dnieper-Donets Depression |
1980 |
| details |
Early Famennian |
|
Canada(Arctic) |
Kerr,J.W. Geology of Bathurst Island Group and Byam Martin Island, Arctic Canada. |
1974 |
| details |
Early Famennian |
|
USSR(Belorussian SSR) |
Nekryata,N.S. Spore assemblages of the Lower Famennian, (Intersaliferous) Strata of the Pripyat Depression and their stratigraphic significance. |
1974 |