details |
Late Frasnian |
Early Famennian |
Canada(NWT,Franklin) |
Kerr,J.W. et al. An unconformity between Middle and Upper Devonian rocks of Bathurst Island, with comments on Upper Devonian faunas and Microforas of the Parry Islands. |
1965 |
details |
Early Famennian |
Middle Famennian |
Canada(NWT,Franklin) |
Kerr,J.W. et al. An unconformity between Middle and Upper Devonian rocks of Bathurst Island, with comments on Upper Devonian faunas and Microforas of the Parry Islands. |
1965 |
details |
Early Famennian |
|
Canada(Arctic) |
Kerr,J.W. Geology of Bathurst Island Group and Byam Martin Island, Arctic Canada. |
1974 |
details |
Early Eifelian |
|
Canada(Arctic) |
Uyeno,T.T. Biostratigraphy and conodont faunas of Upper Ordovician through Middle Devonian Rocks, eastern Arctic Archipelago |
1990 |
details |
Middle Emsian |
Late Emsian |
Canada(Arctic) |
McGregor,D.C. Early Devonian spores from Central Ellesmere Isllnd, Canadian Arctic. |
1974 |
details |
Early Devonian |
|
Bulgaria |
Sergeeva,L.A. et al. Devonian palynomorphs in the Strandzha metamorphites |
1983 |