| details |
Paleozoic |
|
USSR(WSL) |
Pashkevich,N.G. et al. Research on the solution of some problems of paleopalynology. |
1975 |
| details |
Frasnian |
|
W.Germany(Rhineland) |
Sandberg,C.A. et al. Comparison between conodont zonations and spore assemblages at the Devonian-Carboniferous boundary in the Western and Central United States and in Europe |
1972 |
| details |
Frasnian |
|
Worldwide |
Streel,M. Miospore contribution to the Upper Famennian-Strunian event stratigraphy |
1986 |
| details |
Strunian |
|
Worldwide |
Streel,M. Miospore contribution to the Upper Famennian-Strunian event stratigraphy |
1986 |