| details |
Late Frasnian |
|
Canada(Arctic) |
McGregor,D.C. et al. Devonian spores and conodonts of Melville and Bathurst Island, District of Franklin. |
1972 |
| details |
Middle Frasnian |
|
USSR(Ukrainian SSR) |
Sergeyeva,L.A. et al. Micropaleophytological characterization of Devonian deposits from the Dnieper-Donets Basin. |
1974 |
| details |
Frasnian |
|
USSR(Ukrainian SSR) |
Raskatova,L.G. A detailed stratigraphic subdivision of the Devonian of the Central Devonian Field in the light of palynological evidence. |
1974 |
| details |
Late Frasnian |
|
USSR(Ukrainian SSR) |
Raznitsyn,V.A. et al. Stratigraphy of the Devonian Dniepter-Donets Basin |
1993 |
| details |
Frasnian |
|
Canada(NWT,Franklin) |
McGregor,D.C. Devonian spores of the Queen Elizabeth Islands, Northwest Territories |
1970 |