| details |
Gedinnian |
Siegenian |
Belgium |
Steemans,P. Stratigraphical study of the spores in the Gedinnian - Siegenian Transition Beds at Nonceveux and Spa, (Belgium). |
1981 |
| original |
Middle Siegenian |
Emsian |
France(Ardennes) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| details |
Early Emsian |
|
W.Germany(Rhineland) |
Steemans,P. Microflora. (In: On individual fossils in the Klerf-Beds (Lower Emsian) at Waxzweiler (Eifel, G.D.R.), and its paleo-environment. W.Rebske, M.J.M.Bless, E.Paproth, and E.P.Steemans, En.Ph.) |
1985 |
| details |
Early Emsian |
|
W.Germany(Rhineland) |
Steemans,P. Microflora. (In: On individual fossils in the Klerf-Beds (Lower Emsian) at Waxzweiler (Eifel, G.D.R.), and its paleo-environment. W.Rebske, M.J.M.Bless, E.Paproth, and E.P.Steemans, En.Ph.) |
1985 |
| original |
Middle Siegenian |
|
France(Ardennes) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| original |
Early Emsian |
|
Germany(Rhineland) |
Schultz,G. A Lower Devonian microflora from the Klerf Beds of the Eifel (Rheinisches Schiefergebirge). |
1968 |