| details |
Middle Frasnian |
Late Frasnian |
Canada(Arctic) |
Hill,S.A. et al. Ellesmeris sphenopteroides, gen.et sp.nov., a new Zygopterid fern from the Upper Devonian (Frasnian) of Ellesmere, NWT, Arctic Canada. |
1997 |
| details |
Early Givetian |
Frasnian |
Canada(Arctic) |
McGregor,D.C. Palynological correlation of Middle and Upper Devonian rocks of Melville Island, Arctic Canada. |
1994 |
| details |
Late Frasnian |
|
Canada(Arctic) |
Barnes,C.R. et al. Appendix 3A: Palaeontology. (In: The Geology of Devon Island North 76', Canadian Arctic Archipelago (Western part of Cardigan Strait area, Prince Alfred Bay map area and parts of adjacent maps: NT: 59A, B.C. and 69A, D. U.Mayr et al, editors) |
1998 |
| details |
Late Frasnian |
|
Canada(Arctic) |
Barnes,C.R. et al. Appendix 3A: Palaeontology. (In: The Geology of Devon Island North 76', Canadian Arctic Archipelago (Western part of Cardigan Strait area, Prince Alfred Bay map area and parts of adjacent maps: NT: 59A, B.C. and 69A, D. U.Mayr et al, editors) |
1998 |
| details |
Late Givetian |
Early Frasnian |
Algeria |
Moreau-Benoit,A. et al. Palynological study of the Devonian in the Illizi Basin (East Algerian Sahara) biostratigraphical approach |
1993 |
| details |
Caradocian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |