| details |
Early Cambrian |
Middle Cambrian |
Baltic Sea |
Hagenfeldt,S.E. Lower Cambrian acritarchs from the Baltic Depression and South-Central Sweden, taxonomy and biostratigraphy. |
1989 |
| details |
Early Cambrian |
|
Bothnian Gulf/Sea |
Hagenfeldt,S.E. Lower Cambrian acritarchs from the Baltic Depression and South-Central Sweden, taxonomy and biostratigraphy. |
1989 |
| details |
Early Cambrian |
|
Sweden |
Eklund,C. Lower Cambrian acritarch stratigraphy of the Barstad 2 core, Ostergotland, Sweden. |
1990 |
| details |
Early Cambrian |
|
USSR(Lithuanian SSR) |
Yankauskas,T.V. Biostratigraphy of the Lower and Middle Cambrian boundary Beds of Lithuania. |
1990 |
| details |
Early Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early 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 |
Early Cambrian |
|
Poland |
Moczydlowska,M. Acritarch biostratigraphy of the Lower Cambrian and the Precambrian-Cambrian boundary in southeastern Poland. |
1991 |
| details |
Early Cambrian |
|
Poland |
Yankauskas,T.V. et al. Lower and Middle Cambrian acritarch-based biozonation of the Baltic Syneclise and adjacent area (East European Platform). |
1992 |
| details |
Early Cambrian |
|
USSR(Baltic) |
Yankauskas,T.V. et al. Lower and Middle Cambrian acritarch-based biozonation of the Baltic Syneclise and adjacent area (East European Platform). |
1992 |
| details |
Early Cambrian |
|
USSR(Belorussian SSR) |
Yankauskas,T.V. et al. Lower and Middle Cambrian acritarch-based biozonation of the Baltic Syneclise and adjacent area (East European Platform). |
1992 |
| details |
Early Cambrian |
|
USSR(Baltic) |
Yankauskas,T.V. Lower and Middle Cambrian acritarch-Based biozonation of the Baltic Synclise. |
1993 |
| details |
Early Cambrian |
|
USSR(Baltic) |
Yankauskas,T.V. Lower and Middle Cambrian acritarch-Based biozonation of the North western part of the East European Platform |
1993 |
| details |
Early Cambrian |
|
Poland |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |
| details |
Early Cambrian |
|
Poland |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Russian Platform) |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Cambrian |
|
Norway |
Vidal,G. et al. Vendian-Lower Cambrian acritarch biostratigraphy of Central Caldeonian Fold Belt Scandinavia and the palaeography of Iapetu Tornquist Seaway |
1996 |
| details |
Early Cambrian |
|
Sweden |
Vidal,G. et al. Vendian-Lower Cambrian acritarch biostratigraphy of Central Caldeonian Fold Belt Scandinavia and the palaeography of Iapetu Tornquist Seaway |
1996 |