| original |
Early Devonian |
Middle Devonian |
USSR(Siberia) |
Andreeva,E.M. Most important Middle Devonian spores of the Kuznetsk Basin. |
1962 |
| details |
Late Eifelian |
|
USSR(Siberia) |
Menner,V.V. et al. Correlation of the Middle Devonian of the Siberian Platform |
1970 |
| details |
Givetian |
|
USSR(Siberia) |
Menner,V.V. et al. Siberian Platform. (In: Devonian Systems. D.V.Nalivkin et al, editors) |
1973 |
| details |
Eifelian |
Early Givetian |
USSR(Yakut ASSR) |
Kolodeznikov,K.E. et al. The Appainsk and Vilyuchansk Suites from the Devonian of the Ygyatta Depression |
1975 |
| details |
Eifelian |
Givetian |
USSR(Yakut ASSR) |
Kolodeznikov,K.E. Devonian and Lower Carboniferous of the western part of the Vilyui Symnclise |
1982 |