| details |
Early Frasnian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
| details |
Givetian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
| details |
Late Devonian |
|
USSR(Russian Platform) |
Owens,B. Miospores from the Middle and Early Upper Devonian rocks of the Western Queen Elizabeth Islands, Arctic Archipelago. |
1971 |
| details |
Frasnian |
|
USSR(Kaliningrad) |
Yalysheva,A.A. Palynostratigraphy of Devonian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Givetian |
|
Spitsbergen |
Allen,K.C. Lower and Middle Devonian spores of North and Central Vestspitsbergen |
1965 |
| details |
Late Devonian |
|
USSR(Bashkir ASSR) |
Allen,K.C. Lower and Middle Devonian spores of North and Central Vestspitsbergen |
1965 |