original |
Downtonian |
Early Dittonian |
Wales(Carmarthenshire) |
Richardson,J.B. et al. Upper Silurian and Lower Devonian spore assemblages from the Welsh Borderland and South Wales |
1969 |
original |
Early Devonian |
|
USSR(Lithuanian SSR) |
Vaitekunene,G.K. Spores. Lower Devonian of Lithunia. (In: Devon i Karbon Pribaltiki. V.S.Sorokin et al, editors) |
1981 |
details |
Late Lochkovian |
|
|
Rubinstein,C. et al. Lochkovian (Earliest Devonian) miospores from the Solimoes Basin, northwestern Brazil. |
2005 |
details |
Emsian |
|
Saudi Arabia |
Loboziak,S. et al. Late Lower and Middle Devonian miospores from Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
details |
Gedinnian |
|
Canada(Ontario) |
Gray,J. Spores of Land-Plant type. |
1977 |
details |
Pridolian |
Lochkovian |
France(Finistere) |
Deunff,J. et al. On the presence of a rich Silurian-Devonian microplankton acritarchs spores and chitinozoans at the top of the shales and quartzites of Plougastel, Brest-Finistere Basin. |
1976 |
details |
Downtonian |
|
Wales |
Holland,C.H. et al. Stuftgart the British Isles the Silurian-Devonian boundary |
1977 |
details |
Downtonian |
|
England |
Holland,C.H. et al. Stuftgart the British Isles the Silurian-Devonian boundary |
1977 |
details |
Late Gedinnian |
Early Siegenian |
Canada(Ontario) |
Sanford,B.V. et al. Devonian stratigraphy of the Hudson Platform. Part 1 |
1975 |
details |
Pridolian |
Gedinnian |
France(Manche) |
Rauscher,R. et al. Microfossils (Acritarches, chitinozoans, and spores) of beds next to the Silurian-Devonian boundary on the Cotentin Penninsula (Normandy). |
1975 |
details |
Gedinnian |
|
Canada |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
details |
Downtonian |
Gedinnian |
Wales |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
details |
Downtonian |
Gedinnian |
England |
Richardson,J.B. The stratigraphic utilization of some Silurian and Devonian miospore species in the Northern Hemisphere. |
1974 |
details |
Gedinnian |
|
England(Worcestershire) |
Barclay,W.J. et al. Brackish water faunas from the St.Maughans Formation: The Old Red Sandstone Section at Ammons Hill, Hereford and Worcester, United Kingdom re-examined. |
1994 |
details |
Gedinnian |
|
England(Herefordshire) |
Barclay,W.J. et al. Brackish water faunas from the St.Maughans Formation: The Old Red Sandstone Section at Ammons Hill, Hereford and Worcester, United Kingdom re-examined. |
1994 |
details |
Early Downtonian |
|
Wales(Montgomeryshire) |
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 |
details |
Silurian |
|
Northern Hemisphere |
Kedves,M. Tranmission Electron Microscopy of the Fossil Spores. |
1996 |