| details |
Rhuddanian |
|
Ohio |
Taylor,W.A. Ultrastructure of Lower Paleozoic Dyads from Southern Ohio |
1996 |
| details |
Ashgillian |
Rhuddanian |
Ohio |
Taylor,W.A. Ultrastructure of Lower Paleozoic dyads from Southern Ohio. II: Dyadospora murusattenuata, functional and evolutionary consideration. |
1997 |
| details |
Llandoverian |
|
New York |
Miller,M.A. et al. Palynomorphs from the Silurian Medina Group, (Lower Llandovery), of the Niagara Gorge, Lewiston, New York, USA. |
1982 |
| details |
Nd |
|
Nd |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| details |
Ashgillian |
Rhuddanian |
Nd |
Richardson,J.B. et al. Sporomorphs and plant megafossils. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Rhuddanian |
Early Gedinnian |
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 |
Late Ordovician |
Early Silurian |
Nd |
Taylor,W.A. Evolutionary hypothesis of Cryptospore producing plants based on wall ultrastructure. |
2001 |
| details |
Telychian |
Sheinwoodian |
Nd |
Steemans,P. Spores and crytospores diversification from the Ordovician to the Lower Devonian. |
1998 |
| details |
Early Gothlandian |
Rhuddanian |
Libya |
Hill,P.J. et al. Silurian palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) |
1985 |
| details |
Early Gothlandian |
Rhuddanian |
Libya |
Hill,P.J. et al. Silurian palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) |
1985 |
| details |
Rhuddanian |
Aeronian |
Libya |
Richardson,J.B. Late Ordovician and Early Silurian cryptospores and miospores from northeast Libya. (In: The Subsurface Palynostratigraphy of Northeast Libya. Special Publication of the University of Garryounis, Libya. E.Arnauti et al, editors) |
1989 |
| details |
Late Ashgillian |
Early Telychian |
Libya |
Richardson,J.B. Late Ordovician and Early Silurian cryptospores and miospores from northeast Libya. (In: The Subsurface Palynostratigraphy of Northeast Libya. Special Publication of the University of Garryounis, Libya. E.Arnauti et al, editors) |
1989 |
| details |
Middle Pridolian |
|
Libya |
Rubinstein,C.V. et al. Miospore assemblages from the Silurian - Devonian boundary, in Borehole A1-61, Ghadamis Basin, Libya. |
2002 |
| details |
Early Llandoverian |
|
Jordan |
Keegan,J.B. et al. Palynostratigraphy of the Lower Palaeozoic, Cambrian to Silurian, sediments of the Hashemite Kingdom of Jordan. (In: Special Issue: Circum-Mediterranean Palynology. B.Owens and H.Visscher, editors) |
1990 |
| details |
Ashgillian |
|
Iran |
Ghavidel-Syooki,M. Acritarch biostratigraphy of the Palaeozoic rock units in the Zagros Basin, Southern Iran. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| 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(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 |