| details |
Middle Frasnian |
|
USSR(Ukrainian SSR) |
Sergeeva,L.A. Zonal differentiation of the Upper Devonian deposits from the Dnieper-Donets Basin on the basis of microplytofossils. (In: New data on the stratigraphy and fauna of the Phanerozoic of the Ukraine) |
1982 |
| details |
Early Frasnian |
|
USSR(Komi ASSR) |
Sennova,V.F. et al. Devonian stratigraphy of the Kanin Peninsula |
1986 |
| details |
Late Frasnian |
|
USSR(Nenets Nat.Okrug) |
Raskatova,L.G. et al. Methods of correlation of Frasnian deposits of the Central Devonian Field and the Timan-Pechora Provence. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Nd |
|
Canada(Arctic) |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Frasnian |
|
Nd |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Frasnian |
|
North America |
McGregor,D.C. Devonian miospores of N.America. |
1979 |