| details |
Late Ordovician |
|
Missouri |
Miller,M.A. Paniculaferum missouriensis, gen.et sp.nov., a new Upper Ordovician acritarch from Missouri, USA. |
1991 |
| details |
Sheinwoodian |
|
Denmark |
Smelror,M. Palynomorphs from the Cyrtograptys centrifugus Graptolite zone (Early Wenlock, Silurian) Bornholm. |
1991 |
| details |
Late Wenlockian |
Early Ludlovian |
Scotland(Tayside) |
Marshall,J.E.A. Palynology of the Stonehaven Group, Scotland; Evidence for a Mid-Silurian age and its geological implications |
1991 |
| details |
Caradocian |
Llandoverian |
Australia(W.Australia) |
Foster,C.B. et al. Late Ordovician - Early Silurian age for the Mallowa Salt of the Carribuddy Group, Canning Basin, Western Australia, based on occurences of Tetrahedraletes medinensis Strother and Traverse. |
1991 |
| details |
Early Gothlandian |
Pennsylvanian |
Wales(Dyfed) |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| original |
Early Wenlockian |
|
England(Shropshire) |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| original |
Early Rhuddanian |
|
Wales(Dyfed) |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| details |
Hirnantian |
Early Telychian |
Wales(Dyfed) |
Burgess,N.D. Silurian Cryptospores and miospores from the type Llandovery area, southwest Wales. |
1991 |
| details |
Sheinwoodian |
Homerian |
England(Shropshire) |
Burgess,N.D. et al. Silurian Cryptospores and miospores from the type Wenlock area, Shropshire, England. |
1991 |
| details |
Nd |
|
Nd |
Pant,D.D. et al. Possible fossil sporae dispersae of Hepaticae and Anthocerotale in the fossil record |
1991 |
| details |
Early Silurian |
Early Devonian |
Nd |
Pant,D.D. et al. Possible fossil sporae dispersae of Hepaticae and Anthocerotale in the fossil record |
1991 |
| details |
Early Ordovician |
|
Nd |
Pant,D.D. et al. Possible fossil sporae dispersae of Hepaticae and Anthocerotale in the fossil record |
1991 |
| details |
Ludlovian |
Gedinnian |
Libya |
Tekbali,A.O. et al. Silurian spores, acritarchs and chitinozoans from the Bani Walid Borehole of the Ghadamis Basin, Northwest Libya. (In: The Geology of Libya. M.J.Salem et al, editors) |
1991 |
| details |
Wenlockian |
Gedinnian |
Libya |
Tekbali,A.O. et al. Silurian spores, acritarchs and chitinozoans from the Bani Walid Borehole of the Ghadamis Basin, Northwest Libya. (In: The Geology of Libya. M.J.Salem et al, editors) |
1991 |
| details |
Llandoverian |
|
Pennsylvania |
Gensel,P.G. et al. Early land plant debris (Hooker's "Waifs and Stray"?) |
1990 |
| 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 |
Late Aeronian |
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 |