| details |
Late Cambrian |
Early Ordovician |
Algeria |
Servais,T. et al. Population dynamics of galeate acritarchs at the Cambrian - Ordovician Transition in the Algerian Sahara. |
2004 |
| details |
Tremadocian |
Llandoverian |
W.Germany(Bavaria) |
Sawatzki,G. et al. Lower Paleozoic chitinozoans and acritarchs from gneisses of the Southern Black Forest, southwest Germany. |
1997 |
| details |
Tremadocian |
Arenigian |
Algeria |
Oulebsir,L. et al. Acritarch biostratigraphy in the Cambrio-Ordovician from the Algerian Sahara. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Langsettian |
|
England(Yorkshire) |
McLean,D. Provenance of reworked palynomorphs from the Greenmoor Rock, (Langsettian, Late Carboniferous), near Sheffield, England. |
1995 |
| details |
Middle Cambrian |
Late Cambrian |
Italy(Sardinia) |
Di Milia,A. et al. Acritarch findings in Early Paleozoic, low-grade metasediments of Sardinia (Italy): A review. |
1993 |
| details |
Middle Cambrian |
Late Cambrian |
USSR(Russian Platform) |
Kiryanov,V.V. et al. Problems on stratigraphy of Cambrian in the South-West of the East-European Platform |
1991 |
| details |
Ordovician |
|
Morocco |
Rahmani-Antari,K. Palynological study and evaluation of the Thermal Alteration Index, (TAI), of the Paleozoic Section of Well Dot 1 (Doukkala Basin, Central-West Morocco). |
1990 |
| details |
Late Cambrian |
Early Ordovician |
France(Vosges) |
Reitz,E. et al. Late Cambrian to Early Ordovician acritarchs from the Ville Unit, Northern Vosges Mountains, (France). |
1989 |
| details |
Cambrian |
Llanvirnian |
France(Ardennes) |
Steemans,P. Paleogeography of the Eo-Devonian of Ardennes and Surrounding Regions |
1989 |
| details |
Wenlockian |
Ludlovian |
Poland |
Jachowicz,M. et al. Acritarcha of Silurian formations from Myszrow area. |
1987 |
| details |
Early Siegenian |
|
France(Ardennes) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |
| details |
Tremadocian |
Arenigian |
China(Shanghai) |
Hu,Y. Micropalaeoflora from the Early Ordovician in Gaoqiao Region of Shaanxi and its stratigraphic significance. |
1986 |
| details |
Middle Cambrian |
Late Cambrian |
Belgium |
Vanguestaine,M. Advances in Cambro-Ordovician stratigraphy using acritarchs in Ardenne, Ireland, England, Wales and eastern Newfoundland. |
1986 |
| details |
Middle Cambrian |
|
Italy(Sardinia) |
Pittau Demelia,P. et al. The signifance of acritarch stratigraphy of the Paleozoic succession of Sardinia. |
1982 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Volkova,N.A. et al. New data on Cambrian-Ordovician transitional Beds in the eastern part of the East Baltic. |
1981 |
| details |
Tremadocian |
|
Algeria |
Baudelot,S. et al. Discovery of the Lower Ordovician, dated by acritarchs, on the East of the Petite Kabylie (Algeria); Structural consequences. |
1981 |
| details |
Late Ordovician |
Early Gothlandian |
Ghana |
Bar,P. et al. Latest Ordovician to Earliest Silurian microfloras from the Lower Sekondian Series of Ghana, (West Africa), and their relationship to those from the Itaim Formation of the Maranhao Basin in Northeast Brazil. |
1980 |