| details |
Late Proterozoic |
Early Cambrian |
Eurasia |
Timofeev,B.V. Proterozoic and early microfossils. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Nd |
|
Nd |
Timofeev,B.V. Pre-Cambrian microplankton from the Ukraine. |
1973 |
| details |
Proterozoic |
Early Paleozoic |
Nd |
Timofeev,B.V. Symposia on fossil microplants of the Proterozoic and Early Paleozoic. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| 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 |