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 |
|
England(Shropshire) |
Wright,A.E. et al. The Lower Cambrian Wrekin Quartzite and age of its unconformity on the Ercall Granophyre |
1993 |
details |
Middle Cambrian |
Late Cambrian |
Missouri |
Wood,G.D. et al. Cambrian palynomorphs from the warm-water provincial realm, Bonneterre and Davis Formations of Missouri and Arkansas (Reelfoot rift area); biostratigraphy, paleoecology and thermal maturity. (In: Field guide to Upper Cambrian of southeastern Missouri; stratigraphy, sedimentology and economic geology. Department of Geology and Geophysics, University of Missouri. J.M.Gregg et al, editors) |
1989 |
details |
Middle Cambrian |
Late Cambrian |
Arkansas |
Wood,G.D. et al. Cambrian palynomorphs from the warm-water provincial realm, Bonneterre and Davis Formations of Missouri and Arkansas (Reelfoot rift area); biostratigraphy, paleoecology and thermal maturity. (In: Field guide to Upper Cambrian of southeastern Missouri; stratigraphy, sedimentology and economic geology. Department of Geology and Geophysics, University of Missouri. J.M.Gregg et al, editors) |
1989 |
details |
Early Cambrian |
|
Denmark |
Vidal,G. et al. Patterns of phytoplankton radiation across the Precambrian-Cambrian boundary. |
1992 |
details |
Early Cambrian |
|
Greenland |
Vidal,G. et al. Acritarchs from the Lower Cambrian Vuen Formation in North Greenland |
1993 |
details |
Early Cambrian |
|
Norway |
Vidal,G. et al. Lower Cambrian acritarchs and Proterozoic-Cambrian boundary in Southern Norway |
1990 |
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 |
|
Estonia |
Talyzina,N.M. Fluorescence Intensity in Early Cambrian acritarchs from Estoni. |
1998 |
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 |
|
Canada(Newfoundland) |
Palmer,S.E. et al. Stratigraphy of the Curling Group (Cambrian), Humber Arm Allochthon, Bay of Islands. |
2001 |
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 |
|
Romania |
Olaru,L. Using acritarch assemblages to correlate Upper Proterozoic and Lower Paleozoic metamorphic sequences in Romania |
2001 |
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 |
Early Cambrian |
|
Denmark |
Moczydlowska,M. et al. Early Cambrian acritarchs from Scandinavia and Poland |
1988 |
details |
Early Cambrian |
|
Poland |
Moczydlowska,M. et al. Early Cambrian acritarchs from Scandinavia and Poland |
1988 |