| details |
Borshovian |
Chortkovian |
USSR(Moscow) |
Alekseev,A.S. et al. The Devonian and Carboniferous of the Moscow Syneclise (Russian Platform): Stratigraphy and sea-level changes |
1996 |
| details |
Ludlovian |
|
Indiana |
Wood,G.D. Silurian Trilete spores and plant fragments from northern Indiana and their paleobotanical implications. |
1978 |
| details |
Nd |
|
Nd |
Richardson,J.B. et al. Acritarchs, miospores and correlation of the Ludlovian - Downtonian and Silurian - Devonian boundaries. |
1981 |
| details |
Late Siegenian |
|
W.Germany(Rhineland) |
Schweitzer,H.J. The Lower Devonian flora of the Rhineland: Part 1. |
1983 |
| details |
Devonian |
|
W.Germany(N.Rhine) |
Mittmeyer,H.G. Preliminary complete list of fossils from the Hunsruck Slates. (In: Petrified Life Under the X-Ray. W.Strumer et al. editors) |
1980 |
| details |
Nd |
|
Libya |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Nd |
|
Libya |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Ludlovian |
|
Romania |
Iordan,M. et al. Litho and biostratigraphy of the Paleozoic Sequences in the Oprisor and Girla Mare Boreholes, (southwestern part of the Moesian Platform). |
1985 |
| details |
Early Lochkovian |
|
USSR(Russian Platform) |
Rzhonsnitskaya,M.A. Biostratigraphic scheme of the Devonian of the Russian Platform. (In: Devonian of the World: Paleontology, Paleoecology and Biostratigraphy. N.J.McMillan et al, editors) |
1988 |
| details |
Silurian |
|
Libya |
Richardson,J.B. et al. Silurian palynomorphs from the Tanezzuft and Acacus Formations, Tripolitania, North Africa. |
1973 |
| details |
Nd |
|
Nd |
Burgess,N.D. et al. Silurian Cryptospores and miospores from the type Wenlock area, Shropshire, England. |
1991 |
| details |
Ludlovian |
|
England |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Ludlovian |
|
Wales |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
| details |
Downtonian |
|
USSR(Estonian SSR) |
Aristova,K.E. et al. Microfossils of stratigraphic type sections from the Upper Silurian of Estonia. |
1976 |
| details |
Ludlovian |
|
Indiana |
Wood,G.D. et al. Silurian, (Ludlovian), Plant Megafossils and Trilete spores from northern Indiana and their bearing on Early land plant evolution |
1977 |
| details |
Ludlovian |
|
Indiana |
Wood,G.D. Acritarchs and Trilete spores from the Mississinewa Shale of northern Indiana. |
1975 |
| details |
Late Ludlovian |
|
Canada(NWT,Franklin) |
McGregor,D.C. et al. Upper Silurian trilete spores and other microfossils from the Read Bay Formation, Cornwallis Island, Canadian Arctic. |
1978 |