| details |
Late Gedinnian |
Early Siegenian |
Ohio |
Wood,G.D. Spores from the Lower Devonian Holland Quarry Shale, Northwestern Ohio, USA. |
1987 |
| details |
Middle Siegenian |
Late Siegenian |
W.Germany(N.Rhine) |
Volkmer,U. Palynology of the Early Devonian, (Siegenian - Emsian), in the eastern Rhineland. |
1984 |
| details |
Namurian |
|
Argentina(La Rioja) |
Volkheimer,W. et al. Stratigraphic significance of Paleozoic and Mesozoic microflora from Argentina and neighboring countries. |
1976 |
| details |
|
|
W.Germany(Rhineland) |
Tiwari,R.S. et al. Palynological studies in the Lower and Middle Devonian of the Prum Syncline, Eifel (Germany). |
1975 |
| details |
|
|
W.Germany(Rhineland) |
Tiwari,R.S. et al. Palynological studies in the Lower and Middle Devonian of the Prum Syncline, Eifel (Germany). |
1975 |
| details |
Late Gothlandian |
Early Devonian |
Nd |
Taylor,T.N. The origin of land plants |
1982 |
| details |
Emsian |
|
Saudi Arabia |
Stump,T.E. et al. The stratigraphy, depositional environments and periods of deformation of the Wajid outcrop Belt, southwestern Saudi Arabia |
1995 |
| details |
Nd |
|
Nd |
Streel,M. Lower Devonian spores from Belgium and their stratigraphic significance |
1967 |
| original |
Early Givetian |
|
Belgium |
Streel,M. An association of spores from the Lower Givetian of the Vesdre at Goe, Belgium. |
1964 |
| details |
Asbian |
|
S.Ireland(Sligo) |
Smith,J. A palynofacies analysis of the Dinantian (Asbian) Glenade Sandstone Formation of the Leitrim Group, Northwest Ireland. (In: Recent Advances in Lower Carboniferous Geology. P. Strogen et al, editors) |
1996 |
| details |
Late Gothlandian |
|
Ireland |
Smith,D.G. The distribution of Trilete spores in Irish Silurian Rocks. |
1979 |
| details |
Early Carboniferous |
|
India |
Sah,S.C.D. Palynological records from Himalaya. Their stratigraphical and palaeoenvironmental significance. |
1985 |
| details |
Early Siegenian |
Middle Siegenian |
Wales |
Richardson,J.B. et al. Palynology, zonation, and provenance of the Upper Red Marl Group and the Senni Beds, (Lower and Middle Siegenian), Brecknockshire, middle-south Wales. |
1980 |
| details |
Ludlovian |
Downtonian |
United Kingdom |
Richardson,J.B. Some British Lower Devonian spore assemblages and their stratigraphic significance. |
1967 |
| details |
Downtonian |
|
United Kingdom |
Richardson,J.B. Some British Lower Devonian spore assemblages and their stratigraphic significance. |
1967 |
| details |
Dittonian |
|
Scotland |
Richardson,J.B. Some British Lower Devonian spore assemblages and their stratigraphic significance. |
1967 |
| details |
Gorstian |
Early Pridolian |
Nd |
Richardson,J.B. et al. Sporomorphs and plant megafossils. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |