| details |
Early Tournaisian |
|
USSR(Belorussian SSR) |
Owens,B. Recognition of the Devonian-Carboniferous boundary by palynological methods. |
1966 |
| original |
Late Devonian |
|
USSR(Ukrainian SSR) |
Sorokina,N.L. New species of spores from Upper Devonian deposits of the Dnieper-Donets Basin |
1966 |
| original |
Tournaisian |
|
USSR(Belorussian SSR) |
Kedo,G.I. Tournaisian spores of the Pripyat Depression and their stratigraphic significance. |
1963 |
| 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 |