details |
Vendian |
|
USSR(Siberia) |
Rudavskaya,V.A. Microplant fossil assemblages and their relation to the conditions of sedimentation. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
details |
Early Cambrian |
|
USSR(Siberia) |
Rudavskaya,V.A. Microplant fossil assemblages and their relation to the conditions of sedimentation. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
details |
Early Ordovician |
Middle Ordovician |
USSR(Siberia) |
Rudavskaya,V.A. Microplant fossil assemblages and their relation to the conditions of sedimentation. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |