| details |
Late Precambrian |
|
USSR(Arkhangelsk Oblast) |
Sivertseva,I.A. Microphytofossils of the Upper Precambrian strata of Southwestern White Sea. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Late Precambrian |
|
Canada(Newfoundland) |
Hofmann,H.J. et al. Late Precambrian microfossils, southeastern Newfoundland. |
1979 |
| details |
Sinian |
|
China |
Cao,J. et al. The Sinian System in Southwest China. (In: Paleontology and stratigraphy of Carbonate rocks in the Southwestern Region of China) |
1979 |
| details |
Sinian |
|
China(SW.China) |
Yin,L. et al. Pre-Cambrian microfloras of Southwest China, with reference to their stratigraphical significance. |
1978 |
| details |
Late Proterozoic |
Cambrian |
China |
Ouyang,S. et al. Sinian and Cambrian spores. |
1974 |