| details |
Middle Siegenian |
Early Emsian |
W.Germany(Rhineland) |
Volkmer,U. Spore stratigraphy of the Lower Devonian, (Siegenian - Emsian) within the Southern Bergisches Land (Rhenish Massif). |
1985 |
| details |
Late Emsian |
Early Givetian |
USSR(Turkmen SSR) |
Arkhangelskaya,A.D. Spores from the Lower and Middle Devonian deposits of the Russian Platform. (In: Atlas of Spores and Pollen of Oil and Gas Bearing Deposits of the Russian and Turonskoi Platform. V.V.Menner and T.V.Byvsheva, editors) |
1985 |
| details |
Late Siegenian |
|
W.Germany(N.Rhine) |
Volkmer,U. Palynology of the Odenspiel Beds at the Siegenian type Region (Bergisches Land/ Siegerland) of the Lower Devonian |
1988 |
| details |
Eifelian |
Givetian |
USSR(Kaliningrad) |
Yalysheva,A.A. Palynostratigraphy of Devonian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |