details |
Tournaisian |
|
USSR(Permsk Oblast) |
Shcherbakov,O.A. et al. Stratigraphy of the Tournaisian-Visean boundary Beds in the Central Urals |
1964 |
details |
Tournaisian |
|
USSR(Belorussian SSR) |
Kedo,G.I. Tournaisian spores of the Pripyat Depression and their stratigraphic significance. |
1963 |
details |
Early Carboniferous |
|
Spitsbergen |
Playford,G. Lower Carboniferous microfloras of Spitsbergen (Part one) |
1962 |
details |
Late Devonian |
Visean |
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spore and pollen analysis of the Lower Carboniferous deposits of the Dnieper-Donets Basin. |
1958 |
details |
Tournaisian |
|
USSR(Belorussian SSR) |
Kedo,G.I. The stratigraphy and spore-pollen Groups of the Lower levels of the Carboniferous of the Belorussian SSRsr. |
1957 |
details |
Tournaisian |
Visean |
USSR(Ukrainian SSR) |
Ishchenko,A.M. Spores and pollen of Lower Carboniferous deposits of the Western extension of the Donetz Basin and their values for stratigraphy. |
1956 |
details |
Visean |
|
USSR(Kazakh SSR) |
Ishchenko,A.M. Spores and pollen of Lower Carboniferous deposits of the Western extension of the Donetz Basin and their values for stratigraphy. |
1956 |