| details |
Hirnantian |
Early Rhuddanian |
Wales(Dyfed) |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| details |
Llandoverian |
|
Pennsylvania |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| 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 |
|
Ohio |
Taylor,W.A. Ultrastructure of Lower Paleozoic Dyads from Southern Ohio |
1996 |
| details |
Ashgillian |
|
Turkey |
Steemans,P. et al. Ordovician and Silurian cryptospores and miospores from southeastern Turkey. |
1996 |
| details |
Early Rhuddanian |
|
Wales |
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 |
Caradocian |
Rhuddanian |
Nd |
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 |
Rhuddanian |
|
Saudi Arabia |
Steemans,P. et al. Early Llandovery cryptospores and miospores from Central Saudi Arabia. |
1998 |
| details |
Nd |
|
Nd |
Edwards,D. et al. Tetrads in sporangia and spore masses from Upper Silurian and Lower Devonian of the Welsh Borderland |
1999 |
| details |
Ashgillian |
Llandoverian |
England(Shropshire) |
Edwards,D. et al. Tetrads in Sporangia and spores Masses from the Upper Silurian and Lower Devonian of the Welsh Borderland |
1999 |
| details |
Rhuddanian |
|
Saudi Arabia |
Steemans,P. et al. Cryptospores and trilete spores from the Llandovery, Nuayyim-2 Borehole, Saudi Arabia. |
2000 |
| details |
Rhuddanian |
Early Aeronian |
Saudi Arabia |
Wellman,C.H. et al. Spore assemblages from a Silurian sequence in borehole Hawiyah-151 from Saudi Arabia. |
2000 |
| details |
Ashgillian |
Llandoverian |
England(Shropshire) |
Edwards,D. The role of Mid-Palaeozoic mesofossils in the detection of early bryophytes. |
2000 |
| details |
Late Ordovician |
Early Silurian |
Nd |
Taylor,W.A. Evolutionary hypothesis of Cryptospore producing plants based on wall ultrastructure. |
2001 |
| details |
Ashgillian |
|
Belgium |
Steemans,P. Ordovician cryptospores from the Oostduinkerke Borehole, Brabant Massif, Belgium. |
2001 |