| details |
Late Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Sinian |
|
China(Anhwei) |
Yang,Q. et al. Subdivision and correlation of Sinian suberathem in northern Jiangsu and Anhui. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
| details |
Early Sinian |
|
China(Kiangsu) |
Yang,Q. et al. Subdivision and correlation of Sinian suberathem in northern Jiangsu and Anhui. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
| details |
Late Proterozoic |
Late Ordovician |
Romania |
Givulescu,R. The fossil flora of Roumania; Second Supplement, first Part. |
1973 |
| details |
Late Precambrian |
Early Cambrian |
Romania |
Iliescu,V. et al. On the presence of the Lower Cambrian in the East Carpathians: Epimetamorphic Tulghes Series. |
1971 |
| details |
Riphean |
|
Romania |
Iliescu,V. et al. Palynological data on the metamorphic series of the Tisa-Ciuc Area, (East Carpathians). |
1970 |
| details |
Nd |
|
Nd |
Iliescu,V. et al. Palynological data on the metamorphic series of the Tisa-Ciuc area (East Carpathians). |
1969 |
| original |
Late Cambrian |
|
USSR(Siberia) |
Pykhova,N.G. Microfossils of Lower Cambrian and Precambrian Dep Osits in eastern Siberia |
1967 |