| details |
Givetian |
|
USSR(Kemerovskaya) |
Andreeva,E.M. et al. New data on the phytostratigraphy of Devonian Deposits in the Altay-Sayan Mountain Region. (In: Contributions to the Phytostratigraphy of Devonian Deposits in the Altay-Sayon Mountain Region, Collected Articles) |
1962 |
| details |
Middle Givetian |
|
USSR(Russian Platform) |
Kedo,G.I. Spores from the Middle Devonian of the western part of the Russian Platform |
1966 |
| details |
Middle Givetian |
|
USSR(Belorussian SSR) |
Kedo,G.I. Spores from the Middle Devonian of the western part of the Russian Platform |
1966 |