| 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 |
Ashgillian |
Early Pridolian |
Turkey |
Steemans,P. et al. Ordovician and Silurian cryptospores and miospores from southeastern Turkey. |
1996 |
| details |
Ashgillian |
|
Nd |
Steemans,P. Spores and crytospores diversification from the Ordovician to the Lower Devonian. |
1998 |
| details |
Ashgillian |
|
Belgium |
Steemans,P. Ordovician cryptospores from the Oostduinkerke Borehole, Brabant Massif, Belgium. |
2001 |
| details |
Ashgillian |
Pridolian |
Canada(Nova Scotia) |
Beck,J.H. et al. Silurian spores and cryptospores from the Arisaig Group, Nova Scotia, Canada. |
2001 |
| details |
Chesterian |
|
Oklahoma |
Wiggins,V.D. Palynomorph fossils from the Goddard Formation (Mississippian) of Southern Oklahoma |
1962 |
| details |
Dittonian |
|
England(Shropshire) |
Edwards,D. et al. Lower Devonian (Dittonian) plants from the Welsh Borderland. |
1974 |
| details |
Downtonian |
|
Africa |
Kevan,P.G. et al. Interrelationships of Early terrestrial Arthropods and plants |
1975 |
| details |
Early 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 |
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 |
Early Gedinnian |
|
France(Manche) |
Le H©riss©,A. The Lower Devonian spores of the Armorican Massif |
1981 |
| details |
Early Gedinnian |
|
France(Morbihan) |
Le H©riss©,A. The Lower Devonian spores of the Armorican Massif |
1981 |
| details |
Early Gedinnian |
|
France(Ille-et-Vilaine) |
Le H©riss©,A. The Lower Devonian spores of the Armorican Massif |
1981 |
| details |
Early Gedinnian |
|
France(Ardennes) |
Martin,F. Microscopic observations on the black shales of the Haybes Arkose (Lower Gedinnian) at Fepin (French Ardenne). |
1971 |
| details |
Early Gorstian |
|
Argentina(San Juan) |
Rubinstein,C.V. et al. A palynomorph and graptolite biostratigraphy of the Central Precordillera Silurian Basin, Argentina. |
1999 |
| details |
Early Gothlandian |
Early Downtonian |
Northern Hemisphere |
Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. |
1986 |
| details |
Early Gothlandian |
|
Libya |
Kedves,M. Introduction to the palynology of Pre-Quaternary deposits |
1986 |