| details |
Late Riphean |
|
USSR(Bashkir ASSR) |
German,T.N. et al. Systematic descriptions of microfossils. (In: Precambrian Microfossils of the USSR. T.V.Yankauskas, editor) |
1989 |
| details |
Late Sinian |
|
China(Anhwei) |
Zang,W.L. et al. Late Proterozoic and Early Cambrian microfossils and biostratigraphy, Northern Anhui and Jiangsu, Central-Eastern China. |
1992 |
| details |
Late Sinian |
|
China(Kiangsu) |
Zang,W.L. et al. Late Proterozoic and Early Cambrian microfossils and biostratigraphy, Northern Anhui and Jiangsu, Central-Eastern China. |
1992 |
| details |
Early Cambrian |
|
Australia(N.Territory) |
Zang,W. et al. Late Proterozoic and Cambrian microfossils and biostratigraphy, Amadeus Basin, Central Australia |
1992 |
| details |
Late Riphean |
|
USSR(Arkhangelsk Oblast) |
Sivertseva,I.A. The Upper Riphean Tuchkinskaya microbiota of the White Sea Region. |
1993 |
| details |
Nd |
|
Nd |
Butterfield,N.J. et al. Paleobiology of the Neoproterozoic Svabergfjellet Formation, Spitsbergen |
1994 |