details |
Sinian |
|
China(Tientsin) |
Chen,J. et al. Research on Sinian suberathem of Jixian, Tianjin. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
details |
Sinian |
|
China(Hopei) |
Du,R. et al. Sinian suberathem in the western Yanshan ranges. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
details |
Vendian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |