| details |
Early Arenigian |
|
Argentina(Salta) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
| details |
Middle Arenigian |
|
Argentina(Salta) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
| details |
Early Arenigian |
Middle Arenigian |
Argentina(La Rioja) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
| details |
Arenigian |
Llanvirnian |
Belgium |
Vanguestaine,M. New palynological information on the Lower Ordovician from the Senne Basin, Massif du Brabant, Belgium. |
1977 |
| details |
Emsian |
|
Belgium |
Vanguestaine,M. Reworked acritarchs in the Siegenian and Emsian (Lower Devonian), from Dinant Synclinorium, (Belgium). |
1979 |
| details |
Late Tremadocian |
|
Belgium |
Vanguestaine,M. et al. Early Ordovician acritarchs of the Lierneux Member (Stavelot Inlier, Belgium): Stratigraphy and palaeobiogeography. |
2002 |
| details |
Ashgillian |
|
Belgium |
Tourneur,F. et al. A preliminary study of Ashgil Carbonate Beds from the Lower Part of the Fosses Formation (Condroz, Belgium). |
1993 |
| details |
Early Ordovician |
|
Morocco |
Torbi,A. Paleozoic stratigrapahy and structural evolution of an eastern Moroccan Meseta Segment, Southeastern Oujda Mountains; Role of strike-slip faults in the formation of intra-Visean Olistostrom and Late Hercynian Plutonism. |
1996 |
| details |
Tremadocian |
Arenigian |
Italy(Sardinia) |
Tongiorgi,M. et al. First datation of palynological (acritarch) of the Solanas Formation (Tremadoc, Arenig) (Meana Sardo, Central Sardinia) |
1982 |
| details |
Late Arenigian |
|
China(Hupei) |
Tongiorgi,M. et al. Differentiation and spread of the Baltic Acritarch Province (Arenig-Llanvirn). |
1999 |
| details |
Early Tremadocian |
Middle Tremadocian |
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 |
Early Gedinnian |
|
France(Ardennes) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| details |
Arenigian |
Llanvirnian |
France(Ardennes) |
Steemans,P. Paleogeography of the Eo-Devonian of Ardennes and Surrounding Regions |
1989 |
| details |
Arenigian |
|
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
| details |
Llanvirnian |
Llandeilian |
E.Germany(Rostock) |
Servais,T. et al. Acritarch dating of Ordovician sediments of the Island of Rugen (NE.Germany). |
1993 |
| details |
Arenigian |
Llandeilian |
Belgium |
Servais,T. Contribution to the stratigraphy of the Ordovician Rigenee Formation (Brabant Massif, Belgium) with a preliminary study on acritarchs. |
1991 |
| details |
Llanvirnian |
|
E.Germany(Rostock) |
Servais,T. The Ordovician acritarchs from Rugen, (Northeast Germany), palaeobiogeographical evidence for the attribution to eastern Avalonia. |
1994 |