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 |
Pridolian |
Early Lochkovian |
England(Shropshire) |
Edwards,D. et al. Tetrads in sporangia and spore masses from Upper Silurian and Lower Devonian of the Welsh Borderland |
1999 |
details |
Ludlovian |
Early Lochkovian |
Libya |
Rubinstein,C.V. et al. Miospore assemblages from the Silurian - Devonian boundary, in Borehole A1-61, Ghadamis Basin, Libya. |
2002 |
details |
Late Ashgillian |
Early Llandoverian |
South Africa |
Gray,J. et al. Age of the Cedarberg Formation, South Africa and early land plant evolution. |
1986 |
details |
Ashgillian |
Early Llandoverian |
Czechoslovakia |
VavrdovЎ,M. New acritarchs and miospores from the Late Ordovician of Hlasna Treban, Czechoslovakia. |
1989 |
details |
Middle Sheinwoodian |
Early Homerian |
England(Northumberland) |
Barron,H.F. Mid-Wenlock acritarchs from a Silurian Inlier in the Cheviot Hills, northeast England. |
1989 |
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 |
Early Silurian |
Early Devonian |
Nd |
Pant,D.D. et al. Possible fossil sporae dispersae of Hepaticae and Anthocerotale in the fossil record |
1991 |
details |
Llanvirnian |
Ashgillian |
Libya |
Abuhmida,F. et al. Palynostratigraphy and paleoenvironmental study of Middle and Upper Ordovician sequences in NW Sirt Basin, Libya. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) |
2003 |
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 |
Early Llandoverian |
|
New York |
Miller,M.A. et al. Palynomorphs from the Silurian Medina Group (Lower Llandovery), of the Naigara Gorge, Lewiston, New York, USA. |
1980 |
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 |
Late Ordovician |
|
Canada(Quebec) |
Miller,M.A. Paniculaferum missouriensis, gen.et sp.nov., a new Upper Ordovician acritarch from Missouri, USA. |
1991 |
details |
Late Ordovician |
|
Missouri |
Miller,M.A. Paniculaferum missouriensis, gen.et sp.nov., a new Upper Ordovician acritarch from Missouri, USA. |
1991 |
details |
Fronian |
|
Canada(Anticosti Island) |
Duffield,S.L. Land-derivied microfossils from Jupiter Formation (Upper Llandoverian) Anticosti Island,Quebec. |
1985 |
original |
Llandoverian |
|
Brazil(Mato Grosso) |
Gray,J. et al. Silurian age fossils from the Paleozoic Parana Basin, Southern Brazil |
1985 |