| details |
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 |
Middle Vendian |
Late Vendian |
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 |
| details |
Cryogenian |
Vendian |
Romania |
Olaru,L. Using acritarch assemblages to correlate Upper Proterozoic and Lower Paleozoic metamorphic sequences in Romania |
2001 |