| original |
Early Downtonian |
|
England(Herefordshire) |
Fanning,U. et al. A review of in situ, spores in Silurian land plants. (In: Pollen and Spores, Patterns of Diversification. S.Blackmore and S.H.Barnes, editors) |
1991 |
| original |
Pridolian |
Gedinnian |
Libya |
Tekbali,A.O. et al. Silurian spores, acritarchs and chitinozoans from the Bani Walid Borehole of the Ghadamis Basin, Northwest Libya. (In: The Geology of Libya. M.J.Salem et al, editors) |
1991 |
| original |
Late Ludlovian |
Early Pridolian |
China(Jiangxi) |
Li,J. et al. Late Ludlow - Early Pridoli palynomorphs from northern Jiangsu, South China. |
2000 |
| details |
Roadian |
Wordian |
Antarctica |
LindstrŠ¶m,S. Palynology of Permian shale, clay and sandstone clasts from the Basen till in northern Vestfjella, Dronning Maud Land |
2005 |