| details |
Late Vendian |
Early Cambrian |
Poland |
Moczydlowska,M. Acritarch biostratigraphy of the Lower Cambrian and the Precambrian-Cambrian boundary in southeastern Poland. |
1991 |
| details |
Early Cambrian |
|
Denmark |
Moczydlowska,M. et al. Phytoplankton from the Lower Cambrian Laesa Formation on Bornholm, Denmark; Biostratigraphy and palaeoenvironmental constraints. |
1992 |
| details |
Early Cambrian |
Middle Cambrian |
Wales(Gwynedd) |
Young,T. et al. Cambrian stratigraphy of St.Tudwal's Peninsula, Gwynedd, Northwest Wales |
1994 |
| details |
Early Cambrian |
|
Estonia |
Moldowan,J.M. et al. Biogeochemical evidence for dinoflagellate ancestors in the Early Cambrian |
1998 |
| details |
Early Cambrian |
|
Romania |
Olaru,L. Using acritarch assemblages to correlate Upper Proterozoic and Lower Paleozoic metamorphic sequences in Romania |
2001 |