| details |
Eifelian |
|
USSR(Ukrainian SSR) |
Chibrikova,E.V. et al. Eifelian deposits of the Perebovoy range in North Caucasus |
1992 |
| original |
Middle Devonian |
|
USSR(Smolensk) |
Kedo,G.I. New species of spores from the Lower and Middle Devonian of the Western Russian Plain. (In: New Species of Fossil Fauna and Flora of Belorussia.) |
1976 |
| original |
Middle Devonian |
|
USSR(Belorussian SSR) |
Kedo,G.I. New species of spores from the Lower and Middle Devonian of the Western Russian Plain. (In: New Species of Fossil Fauna and Flora of Belorussia.) |
1976 |
| details |
Eifelian |
|
USSR(Baltic) |
Kedo,G.I. et al. The Middle Devonian of the Pre-Baltic and north-east Belorussia. (In: Devon i Karbon Pribaltiki. V.S.Sorokin et al, editors) |
1981 |