| details |
Early Cambrian |
Middle Cambrian |
USSR(Latvian SSR) |
Downie,C. Lower Cambrian acritarchs from Scotland, Norway, Greenland and Canada. |
1982 |
| details |
Early Cambrian |
|
Scotland |
Downie,C. Lower Cambrian acritarchs from Scotland, Norway, Greenland and Canada. |
1982 |
| details |
Early Cambrian |
|
Scotland |
Downie,C. Lower Cambrian acritarchs from Scotland, Norway, Greenland and Canada. |
1982 |
| details |
Late Ordovician |
|
Czechoslovakia |
VavrdovЎ,M. Some plant microfossils of possible terrestrial origin from the Ordovician of Central Bohemia. |
1984 |
| details |
Early Cambrian |
|
Spitsbergen |
Knoll,A.H. et al. Micropaleontology across the Precambrian-Cambrian boundary in Spitsbergen |
1987 |
| details |
Early Cambrian |
|
Poland |
Moczydlowska,M. New Lower Cambrian acritarchs from Poland |
1988 |
| details |
Middle Cambrian |
|
Sweden(Gotland) |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Early Cambrian |
Middle Cambrian |
Baltic Sea |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Early Cambrian |
Middle Cambrian |
Finland |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Early Cambrian |
Middle Cambrian |
Bothnian Gulf/Sea |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Middle Cambrian |
|
Sweden |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Late Ordovician |
|
Czechoslovakia |
VavrdovЎ,M. Further acritarchs and terrestrial plant remains from the Late Orovician at Hlasna Treban (Czechoslovakia) |
1988 |
| details |
Middle Cambrian |
|
Sweden(Gotland) |
Hagenfeldt,S.E. Middle Cambrian acritarchs from the Baltic Depression and South-Central Sweden, taxonomy and biostratigraphy. |
1989 |
| details |
Early Cambrian |
Middle Cambrian |
Baltic Sea |
Hagenfeldt,S.E. Middle Cambrian acritarchs from the Baltic Depression and South-Central Sweden, taxonomy and biostratigraphy. |
1989 |
| details |
Early Cambrian |
Middle Cambrian |
Finland |
Hagenfeldt,S.E. Middle Cambrian acritarchs from the Baltic Depression and South-Central Sweden, taxonomy and biostratigraphy. |
1989 |
| details |
Early Cambrian |
Middle Cambrian |
Bothnian Gulf/Sea |
Hagenfeldt,S.E. Middle Cambrian acritarchs from the Baltic Depression and South-Central Sweden, taxonomy and biostratigraphy. |
1989 |
| details |
Middle Cambrian |
|
Sweden |
Hagenfeldt,S.E. Middle Cambrian acritarchs from the Baltic Depression and South-Central Sweden, taxonomy and biostratigraphy. |
1989 |