| details |
Early Cambrian |
Middle Cambrian |
Canada(Quebec) |
Lavoie,D. et al. Stratigraphic framework for the Cambrian-Ordovician rift and passive margin successions from southern Quebec to western Newfoundland. |
2003 |
| details |
Early Cambrian |
|
Romania |
Olaru,L. Using acritarch assemblages to correlate Upper Proterozoic and Lower Paleozoic metamorphic sequences in Romania |
2001 |
| details |
Early Cambrian |
|
Canada(Newfoundland) |
Burden,E.T. et al. Stratigraphy and structure of sedimentary rocks in the Humber Arm Allochthon, Southwestern Bay of Islands, Newfoundland. |
2001 |
| details |
Early Cambrian |
|
Canada(Newfoundland) |
Palmer,S.E. et al. Stratigraphy of the Curling Group (Cambrian), Humber Arm Allochthon, Bay of Islands. |
2001 |
| details |
Early Cambrian |
|
Estonia |
Talyzina,N.M. et al. Affinities of Early Cambrian acritarchs studied by using microscopy, fluorescence flow cytometry and biomarkers. |
2000 |
| details |
Early Cambrian |
|
Estonia |
Talyzina,N.M. Fluorescence Intensity in Early Cambrian acritarchs from Estoni. |
1998 |
| 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 |
|
USSR(Russian Platform) |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Middle Tommotian |
|
USSR(Yakut ASSR) |
Vidal,G. et al. Constraints of the Early Cambrian radiation and correlation of the Mmotian and Newmakit-Daldynian regional stages of eastern Siberia. |
1995 |
| details |
Early Cambrian |
|
England(Shropshire) |
Wright,A.E. et al. The Lower Cambrian Wrekin Quartzite and age of its unconformity on the Ercall Granophyre |
1993 |
| details |
Early Cambrian |
|
Greenland |
Vidal,G. et al. Acritarchs from the Lower Cambrian Vuen Formation in North Greenland |
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 |
Nd |
|
Nd |
Martin,F. Acritarchs: A review |
1993 |
| 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 |
|
Denmark |
Vidal,G. et al. Patterns of phytoplankton radiation across the Precambrian-Cambrian boundary. |
1992 |
| details |
Early Cambrian |
|
Spain |
Palacios,T. et al. Lower Cambrian acritarchs from northern Spain; the Precambrian -Cambrian boundary and biostratigraphic implications |
1992 |
| details |
Early Cambrian |
|
Poland |
Moczydlowska,M. Acritarch biostratigraphy of the Lower Cambrian and the Precambrian-Cambrian boundary in southeastern Poland. |
1991 |