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 |
|
USSR(Russian Platform) |
Kedo,G.I. Spore assemblages of Upper Devonian and Tournasian deposits and the border between the Devonian and the Carboniferous in the Pipyat Depression |
1962 |
details |
Visean |
|
USSR(Russian Platform) |
Kedo,G.I. Spore assemblages of Upper Devonian and Tournasian deposits and the border between the Devonian and the Carboniferous in the Pipyat Depression |
1962 |
details |
Visean |
|
USSR |
Owens,B. Recognition of the Devonian-Carboniferous boundary by palynological methods. (In: Colloqium on the Stratigraphy of the Carboniferous, Compte Rendus, 8th Reunion CIMP. M.Streel and R.H.Wagner, editors) |
1970 |