| original |
Late Precambrian |
|
Australia(N.Territory) |
Schopf,J.W. Microflora of the Bitter Springs Formation, Late Precambrian, Central Australia. |
1968 |
| details |
Precambriam |
|
USSR |
Yankauskas,T.V. et al. Fifth All-Union Colloquium on Precambrian microfossils of the USSR |
1987 |
| details |
Late Riphean |
|
Spitsbergen |
Butterfield,N.J. et al. Paleobiology of the Neoproterozoic Svabergfjellet Formation, Spitsbergen |
1994 |
| details |
Riphean |
|
India(Uttar Pradesh) |
Tewari,V.C. Discovery of Pre-Edicaran acritarch Chuaria Circularis (Walcott 1899; Vidal and Ford,1985) from the Deoban Mountains, Lesser Himalaya, India |
1996 |