| details |
Late Proterozoic |
|
USSR(Siberia) |
Ivanevskaya,A.V. et al. Distribution of microphytofossils in different lithological zones of Riphean in East Siberia. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| details |
Riphean |
|
USSR(Siberia) |
Timofeev,B.V. et al. Microfossils of the Precambrian, Cambrian and Ordovician. |
1976 |
| details |
Early Riphean |
Middle Riphean |
USSR(Yakut ASSR) |
Ivanovskaya,A.V. et al. Early Riphean sediments on the West Flank of the Anabar Shield |
1978 |
| details |
|
|
Spain |
Chacon,J. Essay on the subdivision of the Precambrian of the southwest Iberian Massive. |
1978 |
| 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 |
| details |
Middle Riphean |
|
Spain |
Timofeev,B.V. et al. Acritarchs of the Precambrian in Mobile Zones. |
1980 |
| details |
Middle Riphean |
|
Spain |
Choubert,G. et al. The Precambrian in North Peri-Atlantic and South Mediterranean Mobile zones; General results. (In: The Precambrian in Mobile Zones.) |
1980 |
| details |
Late Riphean |
|
USSR(Krasnodar Kray) |
Mikhailova,N.S. Microphytofossils of the Chernorechenskoi Suite (Igarka District) |
1985 |