| details |
Late Cambrian |
|
Belgium |
Vanguestaine,M. Advances in Cambro-Ordovician stratigraphy using acritarchs in Ardenne, Ireland, England, Wales and eastern Newfoundland. |
1986 |
| details |
Late Cambrian |
|
Canada(Eastern Offshore) |
Eames,L.E. et al. Cambrian acritarchs from the Grand Banks offshore eastern Canada |
1987 |
| details |
Late Cambrian |
Arenigian |
Canada(Newfoundland) |
Martin,F. et al. Middle and Upper Cambrian acritarch and Trilobite zonation at Manuels River and Random Island, eastern Newfoundland |
1988 |
| details |
Late Cambrian |
|
Canada(Newfoundland) |
Martin,F. et al. Middle and Upper Cambrian acritarch and Trilobite zonation at Manuels River and Random Island, eastern Newfoundland |
1988 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Volkova,N.A. et al. Distribution of acritarchs in the Cambrian - Ordovician boundary Beds of the Suhkrumagi section (North Estonia). |
1988 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Mens,K.A. et al. Cambrian-Ordovician boundary Beds at Maekalda, Tallinn, North Estonia. |
1989 |
| details |
Merioneth |
|
Sweden |
Di Milia,A. et al. Late Cambrian acritarchs from the Peltura scarabaeoides Trilobite Zone at Degerhamn (Oland, Sweden). |
1989 |
| details |
Tremadocian |
|
Estonia |
Volkova,N.A. Acritarchs from the Cambrian-Ordovician boundary sediments of northern Estonia |
1989 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Volkova,N.A. Acritarchs of the Desposits of the Cambrian-Ordovician boundary northern Estonia |
1989 |
| details |
Late Cambrian |
|
Sweden |
Tongiorgi,M. et al. Late Cambrian and Tremadocian phytoplankton (Acritarchs) communities from Oland (Sweden). |
1990 |
| details |
Late Cambrian |
|
USSR(Estonian SSR) |
Volkova,N.A. Middle and Upper Cambrian acritarchs in the East-European Platform |
1990 |
| details |
Late Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Middle and Upper Cambrian acritarchs in the East-European Platform |
1990 |
| details |
Late Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Tremadocian |
|
Italy(Sardinia) |
Di Milia,A. et al. Reworked palynomorphs in the Solanas Sandstone (Central Sardinia) and their significance for the basin analysis. (In: Contributions to the Geology of Italy with Special Regard to the Paleozoic Basements. A Volume Dedicated to Tommaso Cocozza. L.Carmignani and F.P.Sassi, editors) |
1992 |
| details |
Middle Cambrian |
Late Cambrian |
Belgium |
Ribecai,C. et al. Latest Middle-Late Cambrian acritarchs from Belgium and northern France. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
| details |
Middle Cambrian |
Late Cambrian |
France(Ardennes) |
Ribecai,C. et al. Latest Middle-Late Cambrian acritarchs from Belgium and northern France. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
| details |
Late Cambrian |
|
USSR(Latvian SSR) |
Fridriksone,A.I. et al. Finds of Upper Cambrian acritarchs in Latvia. |
1993 |