| details |
Vendian |
|
Poland |
Jagielska,L. Microflora in the Eocambrian and Lower Cambrian deposits in the eastern area of Poland |
1966 |
| details |
Vendian |
|
Poland |
Jagielska,L. Flora of the Vendian; Microflora |
1972 |
| details |
Riphean |
|
USSR(Siberia) |
Timofeev,B.V. et al. Microfossils of the Precambrian, Cambrian and Ordovician. |
1976 |
| details |
Riphean |
|
USSR(Siberia) |
Ivanovskaya,A.V. et al. Distributions of phytoplankton of the Middle Riphean sediments formation. (In: Paleontology of the Precambrian and Early Cambrian.) |
1979 |