| details |
Early Soudleyan |
|
Wales(Powys) |
Cave,R. et al. Age of the Ordovician Andesitic Conglomerate of Castle Hill, Montgomery, Powys, Wales |
1988 |
| details |
Early Arenigian |
|
Wales(Carmarthenshire) |
Molyneux,S.G. Advances and problems in Ordovician palynology in England and Wales |
1990 |
| details |
Late Arenigian |
|
Wales(Caernarvonshire) |
Molyneux,S.G. Advances and problems in Ordovician palynology in England and Wales |
1990 |
| details |
Early Llanvirnian |
|
W.Germany(Niedersachsen) |
Maletz,J. et al. Acritarchs and graptolites from the Early Llanvirn (Ordovician) of the Herscheider Schichten (Rheinisches Schiefergebirge, Germany). |
1993 |
| details |
Late Tremadocian |
Early Llanvirnian |
USA |
Servais,T. et al. Recognition of the Trans-European Suture Zone (TESZ) by the palaeobiogeographical distribution pattern of early to middle Ordovician acritarchs. |
1997 |
| details |
Tremadocian |
|
Turkey |
Dean,W.T. et al. Ordovician biostratigraphic correlation in Southern Turkey. (In: Global Perspectives on Ordovician Geology. B.D. Webby and J.R. Laurie, editors) |
1992 |
| details |
Late Tremadocian |
Early Arenigian |
Turkey |
Martin,F. Recognition of the acritarch-Based "Trifidum flora" (Ordovician) in the absence of the Eponymous species |
1996 |
| details |
Middle Ordovician |
Late Ordovician |
Spain |
Fombella Blanco,M.A. Palynologic age of the Blastomilonitic Grabben, West Galice, Spain. |
1984 |
| details |
Late Tremadocian |
Early Arenigian |
Spain |
Servais,T. et al. The messaoudensis-trifidum acritarch assemblage (Ordovician: Late Tremadoc - Early Arenig) of the Barriga Shale Formation, Sierra Morena (southwest Spain). |
2000 |
| details |
Late Tremadocian |
Early Llanvirnian |
Spain |
Servais,T. et al. Recognition of the Trans-European Suture Zone (TESZ) by the palaeobiogeographical distribution pattern of early to middle Ordovician acritarchs. |
1997 |
| details |
Tremadocian |
Early Wenlockian |
S.Ireland(Tipperary) |
Colthurst,J.R.J. et al. Palaeontological evidence for the age of the Lower Palaeozoic rocks of the Slievenamon Inlier, County Tipperary. |
1977 |
| details |
Late Llandoverian |
Early Wenlockian |
S.Ireland(Tipperary) |
McCaffrey,W.D. et al. Recycled acritarchs as provenance indicators;Implications for Caledonian Terrane reconstruction |
1992 |
| details |
Early Ordovician |
Middle Ordovician |
S.Ireland(Kildare) |
Maziane-Serraj,N. et al. Ordovician and Silurian acritarch assemblages from the west Leinster and Slievenamon areas of southeast Ireland. |
2000 |
| details |
Early Ordovician |
|
S.Ireland(Kerry) |
Higgs,K.T. et al. Early Ordovician acritarchs from the Annascaul Formation, Dingle Peninsula, County Kerry, Ireland. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Late Tremadocian |
Early Arenigian |
S.Ireland(Kerry) |
Connery,C. et al. Tremadoc-Arenig acritarchs from the Annascaul Formation, Dingle Peninsula, County Kerry, Ireland. |
1999 |
| details |
Late Tremadocian |
Early Arenigian |
S.Ireland(Kerry) |
Todd,S.P. et al. An Early Ordovician age for the Annascaul Formation of the southeast Dingle Peninsula southwest Ireland. |
2000 |
| details |
Late Tremadocian |
Early Arenigian |
S.Ireland(Kerry) |
Connery,C. et al. Tremadoc - Arenig acritarchs from the Annascaul Formation, Dingle Peninsula, County, Kerry, Ireland. |
1998 |