| details |
Eifelian |
Frasnian |
USSR(Tatar ASSR) |
Pykhova,N.G. Spore and pollen complexes of the terrigenous part of the productive Devonian in the Tatar ASSR, and their stratigraphic significance. |
1960 |
| details |
Givetian |
Early Frasnian |
USSR(Tatar ASSR) |
Pykhova,N.G. An attempt of a detailed correlation of the terrigenous, productive deposits of the Pashii Formation by means of a spore-pollen analysis, as was previously done with some oil-bearing areas in Setatar SSSR |
1960 |
| original |
Givetian |
Early Frasnian |
USSR(Tatar ASSR) |
Pykhova,N.G. An attempt of a detailed correlation of the terrigenous, productive deposits of the Pashii Formation by means of a spore-pollen analysis, as was previously done with some oil-bearing areas in Setatar SSSR |
1960 |
| details |
Early Frasnian |
|
France(Boulonnais) |
Taugourdeau-Lantz,J. On the Lower Frasnian microflora of Beaulieu (Boulonnais). |
1960 |
| details |
Frasnian |
|
USSR(Latvian SSR) |
Ozolina,V.R. Pollen and spore analysis of the Frasnian age of Upper Devonian Latvian SSR. |
1960 |
| details |
Frasnian |
|
USSR(Far East) |
Tuzova,L.S. Stratigraphic significance of the Devonian spores and pollen of eastern Tartary |
1959 |
| details |
Early Frasnian |
|
USSR(Tatar ASSR) |
Tuzova,L.S. Spore-pollen complexes of the terrigenous Devonian and the Lower Carboniferous of Tartary and their value in stratigraphy |
1958 |
| details |
Frasnian |
|
USSR(European) |
Filimonova,A.B. Spore complexes of the Middle and Upper Devonian boundary Layers in the Volga-Ural Province. |
1957 |
| details |
Late Givetian |
|
USSR(Urals) |
Tuzova,L.S. Spore-pollen complexes of the terrigenous Devonian and the Lower Carboniferous of Tertary and their value in stratigraphy. (In: Symposium on Problems of the Petroleum Geology of the Ural-Volga Region, USSR) |
1956 |
| details |
Frasnian |
|
USSR(Latvian SSR) |
Ozolina,V.R. Spore and pollen assemblages of the Upper Devonian Ogrskiy Suite of Lativia. |
1955 |
| original |
Frasnian |
|
USSR(Russian Platform) |
Naumova,S.N. Spore-pollen complexes of the Upper Devonian of the Russian Platform and their significance for stratigraphy |
1953 |