| original |
Late Siegenian |
|
USSR(Lithuanian SSR) |
Arkhangelskaya,A.D. Plant spores from some Lower Devonian sections of the Western Regions of the Russian Platform. (In: Palinologicheskie issledovaniya Proterozoya i Fanerozoya neftegazonoshykh. T.V. Byvsheva, editor.) |
1980 |
| details |
Siegenian |
Early Emsian |
Poland |
Turnau,E. Lower to Middle Devonian spores from the vicinity of Pionki, (central Poland). |
1986 |
| original |
Siegenian |
Emsian |
France(Ardennes) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| original |
Siegenian |
Emsian |
W.Germany(N.Rhine) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |