| details |
Visean |
|
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 |
Visean |
|
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 |
Early Visean |
|
USSR(Urals) |
Lyadova,R.A. et al. Lower and Middle Visean deposits of the Polyudovsk Rise. (In: Carboniferous Stratigraphy, Fusulinidae and Miospores of the Urals, Svedlovsk. G.N.Papulov et al, editor) |
1980 |
| details |
Tournaisian |
Namurian |
USSR(European) |
Andreeva,E.M. et al. Spore and pollen complexes of Middle and Upper Paleozoic of the USSR. |
1960 |
| details |
Tournaisian |
Visean |
Nd |
Butterworth,M.A. The distribution of Densospores. |
1966 |
| details |
Early Carboniferous |
|
USSR(Russian Platform) |
Lyuber,A.A. et al. Atlas of microspores and pollen of the Paleozoic of the USSR. |
1941 |
| details |
Tournaisian |
Visean |
USSR(European) |
Kao,L. A Lower Carboniferous spore assemblage from the Qianheishan Formation of Jingyuan County, Kansu and its age. |
1980 |