| details |
Early Carboniferous |
Middle Carboniferous |
Antarctica |
Grikurov,G.E. et al. More information on the Trinity Series, (C1-3), of Western Antarctica. |
1968 |
| details |
Frasnian |
|
USSR(Ukrainian SSR) |
Novik,E.O. Stratigraphy of the Devonian deposits of the Dnieper-Donetz Basin |
1954 |
| details |
Early Visean |
|
USSR(Krasnoyarsk Kray) |
Zorin,V.T. et al. Lower Carboniferous stratigraphy of the northern part of Minusinsk Trough (Nazarovskaya and North-Minusinsk Depressions) |
1989 |
| original |
Domerian |
|
USSR(Taymyr Nat.Okrug) |
Kara-Murza,E.N. Palynological basis of stratigraphical subdivision of the Mesozoic deposits of the Khatanga Depression. |
1960 |
| details |
Visean |
|
USSR(Urals) |
Motovilov,P.I. Studies of plant remains in oil |
1965 |