| 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 |
Late Vendian |
Early Cambrian |
Uruguay |
Gaucher,C. et al. Upper and Middle Proterozoic fossiliferous sedimentary sequences of the Nico Perez Terrane of Uruguay: Lithostratigraphic units, paleontology, depositional environments and correlations |
1996 |
| details |
Vendian |
Cambrian |
Uruguay |
Gaucher,C. et al. New advances in the geology and paleontology of the Vendian to Cambrian Arroyo Del Soldado Group of the Nico Perez Terrane of Uruguay |
1998 |