| details |
Early Lochkovian |
|
Scotland(Fife) |
Lavender,K. et al. Lower Devonian spore assemblages from the Arbuthnott Group at Canterland Den in the Midland Valley of Scotland |
2002 |
| details |
Late Telychian |
Early Sheinwoodian |
Scotland(Dumfries) |
White,D.E. et al. Biostratigraphy of Late Llandovery (Telychian) and Wenlock Turbiditic sequences in the southwest Southern Uplands, Scotland. |
1992 |
| details |
Sheinwoodian |
Homerian |
Scotland |
Richardson,J.B. Paleozoic spores and pollen: Lower and Middle Palaeozoic record of terrestrial palynomorphs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Llandoverian |
Middle Llandoverian |
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 |
Ashgillian |
Early Silurian |
Saudi Arabia |
Steemans,P. Silurian and Lower Emsian spores in Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
| details |
Rhuddanian |
|
Saudi Arabia |
Steemans,P. et al. Cryptospores and trilete spores from the Llandovery, Nuayyim-2 Borehole, Saudi Arabia. |
2000 |
| details |
Rhuddanian |
Early Gorstian |
Saudi Arabia |
Wellman,C.H. et al. Spore assemblages from a Silurian sequence in borehole Hawiyah-151 from Saudi Arabia. |
2000 |
| details |
Rhuddanian |
|
Saudi Arabia |
Steemans,P. et al. Early Llandovery cryptospores and miospores from Central Saudi Arabia. |
1998 |
| details |
Late Llandoverian |
Early Wenlockian |
S.Ireland(Kildare) |
Maziane-Serraj,N. et al. Ordovician and Silurian acritarch assemblages from the west Leinster and Slievenamon areas of southeast Ireland. |
2000 |
| details |
Early Ordovician |
|
S.Ireland(Dublin) |
BrŠ¼ck,P.M. Palynology of the Leinster Lower Paleozoic Massif, Ireland |
2001 |
| details |
Late Llandoverian |
Early Wenlockian |
S.Ireland(Clare) |
Williams,D.M. et al. Implications of the new microfloral evidence from the Clew Bay complex for Silurian relationships in the Western Irish Caledonides. |
1996 |
| details |
Llandoverian |
|
Pennsylvania |
Strother,P.K. A classification Schema for the Cryptospores |
1991 |
| original |
Llandoverian |
|
Pennsylvania |
Strother,P.K. et al. Plant microfossils from Llanderovian and Wenlockian rocks of Pennsylvania. |
1979 |
| details |
Llandoverian |
|
Pennsylvania |
Johnson,N.G. Early Silurian palynomorphs from the Tuscarora Formation in Central Pennsylvania and their paleobotanical and geological significance |
1985 |
| details |
Nd |
|
Pennsylvania |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Early Gothlandian |
|
Pennsylvania |
Johnson,N.G. et al. Plant microfossils from the Lower Silurian Tuscarora Formation of Mill Hall Pennsylvania |
1983 |
| details |
Early Gothlandian |
|
Pennsylvania |
Traverse,A. et al. On the Current nomenclatural status of Tetrahedaletes, (Fossiles). |
1994 |