| details |
Precambriam |
|
Canada(Ontario) |
Schopf,J.M. Precambrian microfossils. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
| details |
Early Proterozoic |
|
Canada(Ontario) |
Awramik,S.M. et al. Comparative biogeology of the Gunflint Formation from Canada and Frere Formation (Western Australia). |
1978 |
| details |
Early Proterozoic |
|
Australia(W.Australia) |
Awramik,S.M. et al. Comparative biogeology of the Gunflint Formation from Canada and Frere Formation (Western Australia). |
1978 |
| details |
Nd |
|
Nd |
Knoll,A.H. Archean and Proterozoic paleontology. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |