details |
Cambrian |
|
China(Yunnan) |
Luo,H.-L. Division of the Cambrian system and the biotic features in Western Yunnan |
1985 |
details |
Ordovician |
Silurian |
China(Tibet) |
Xing,Y. A discovery of micropalaeophyta, chitinozoa and scolecodonts from Ordovician and Silurian in Keping, Xinjiang. |
1986 |
details |
Precambriam |
|
China |
Xing,Y. et al. Evolution of the terminal Precambrian Biotas and its geological significance |
1990 |
details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |