| details |
Givetian |
Frasnian |
USSR(European) |
McGregor,D.C. Spores and the Middle-Upper Devonian boundary. |
1981 |
| details |
Givetian |
Frasnian |
Canada(Arctic) |
McGregor,D.C. Spores and the Middle-Upper Devonian boundary. |
1981 |
| details |
Givetian |
Early Frasnian |
Canada(NWT,Mackenzie) |
McGregor,D.C. et al. Appendix 1; Paleontology. (In: Subsurface geology of Pre-Mesozoic strata, Great Bear River Map area, District of MacKenzie-D.C.Pugh) |
1993 |
| details |
Nd |
|
Canada(NWT,Mackenzie) |
McGregor,D.C. et al. Canadian and Australian Devonian spores: zonation and correlation |
1992 |
| original |
Late Givetian |
Early Frasnian |
Canada(Arctic) |
McGregor,D.C. et al. Devonian spores and conodonts of Melville and Bathurst Island, District of Franklin. |
1972 |
| original |
Givetian |
Frasnian |
Canada(NWT,Franklin) |
McGregor,D.C. Devonian spores of the Queen Elizabeth Islands, Northwest Territories |
1970 |
| details |
Early Frasnian |
Middle Frasnian |
Canada(Arctic) |
Mayr,U. Stratigraphy and correlation of Lower Paleozoic Formations, subsurface of Bathurst Island and adjacent smaller islands, Canadian Arctic Archipelago. |
1980 |
| details |
Givetian |
|
USSR(Urals) |
Lyashenko,A.I. et al. Stratigraphy and lithology. (In: Devonian Deposits of the Volga-Ural Oil and Gas Bearing Region. A.I.Lyshenko and I.G.Gassanova, editors) |
1970 |
| details |
Middle Devonian |
|
USSR(European) |
Iilimonova,A.B. Stratigraphic importance of spores from Middle Devonian Staro-Oskol and Mullinsk Clastic strata in the Volga-Ural Province. |
1962 |
| details |
Middle Givetian |
|
USSR(Urals) |
Fomina,L.S. Spore assemblages of terrigene Devonian in northern areas of the Volga-Urals Region. (In: Paleopalynoligical Method Applied in Stratigraphy. S.R.Samoilovich, editor) |
1968 |
| details |
Middle Givetian |
|
USSR(Udmurt ASSR) |
Fomina,L.S. Regularities in the distribution of spores in the Beds of the terrigenous Devonian of north-eastern Tataria and Southern Udmurtia |
1967 |
| details |
Middle Givetian |
|
USSR(Tatar ASSR) |
Fomina,L.S. Regularities in the distribution of spores in the Beds of the terrigenous Devonian of north-eastern Tataria and Southern Udmurtia |
1967 |
| details |
Middle Devonian |
|
USSR(Urals) |
Filimonova,A.B. The stratigraphic role of spores in terrigenous deposits of the Middle Devonian Staro-Oskol and Mullinsk Clastic strata in the Volga-Ural Province |
1962 |
| details |
Middle Devonian |
|
USSR(Urals) |
Filimonova,A.B. et al. Spore assemblage of the Vorobyevka horizon of the Middle Devonian of the USSR (Russian Platform). (In: Spore-pollen Complexes and Stratigraphy of the Upper Proterozoic, Paleozoic and Mesozoic of the Volga-Uragarea and Central Asia. A.B.Filimonova and A.D.Archangelskaya, editors) |
1963 |
| details |
Middle Devonian |
|
USSR(Russian Platform) |
Filimonova,A.B. et al. Spore assemblage of the Vorobyevka horizon of the Middle Devonian of the USSR (Russian Platform). (In: Spore-pollen Complexes and Stratigraphy of the Upper Proterozoic, Paleozoic and Mesozoic of the Volga-Uragarea and Central Asia. A.B.Filimonova and A.D.Archangelskaya, editors) |
1963 |
| details |
Givetian |
|
USSR(Kuybyshev) |
Egorova,V.L. Characteristics of spore complexes of Givetian deposits of Kuybyshev Oblast. |
1968 |
| details |
Middle Devonian |
|
USSR(Urals) |
Chibrikova,E.V. Palynological substantiation of the boundaries and differentiation of Middle Devonian. (In: The Middle Devonian of the USSR, Its Boundaries and Differentiation into Stages) |
1983 |