| details |
Late Riphean |
|
USSR(Evenki Nat.Okrug) |
Sergeeva,V.N. Microfossils in Upper Riphean silicified columnar stromatolites from the Turukhansk area |
1984 |
| details |
Vendian |
|
USSR(Siberia) |
Veis,A.F. Riphean and Vendian microfossils of the Ushur-Maya and Turukhan Regions of Siberia |
1988 |
| details |
Late Riphean |
|
Spitsbergen |
Knoll,A.H. et al. Paleoenvironmental distribution of microfossils and Stromatolites in the Upper Proterozoic Backlundtoppen Formation, Spitsbergen. |
1989 |
| details |
Precambriam |
|
USSR |
Golovenok,V.K. Precambrian microfossils in chert and their biostratigraphic significance. |
1989 |
| details |
Precambriam |
Cambrian |
Kazakstan |
Sergeeva,V.N. Microfossils from transitional Precambrian - Phanerozoic strata of Central Asia. |
1989 |
| details |
Middle Riphean |
|
USSR(Urals) |
Veis,A.F. et al. Organic microfossils of the Riphean type section, Southern Ural |
1990 |