| details |
Middle Precambrian |
|
Canada(Ontario) |
Barghoorn,E.S. et al. Microorganisms from the Gunflint Chert. |
1965 |
| details |
Late Sinian |
Early Cambrian |
China(Kweichow) |
Luo,Q. et al. A preliminary study on the Uppermost Sinian-Lowermost Cambrian age microfossils from Qingzhen-Zhigin County in Guizhou |
1984 |
| details |
Early Precambrian |
|
Canada(NWT,Mackenzie) |
Horodyski,R.J. et al. Microfossils from the Early Proterozoic Hornby Bay Group, District of MacKenzie, NWT, Canada. |
1985 |
| details |
Middle Algonkian |
|
Australia(W.Australia) |
Nautiyal,A.C. Stratigraphic and palaeogeographic significance of microplanktons, cyanophycean algae and fungal remains in metallic ore-bearing Algonkian sediment. |
1987 |
| details |
Late Riphean |
|
India(Jammu & Kashmir) |
Maithy,P.K. et al. Proterozoic microfossils from the Machhal and Lolab Faormations of the Kashmir Himalaya, India. |
1988 |
| details |
Precambriam |
|
USSR |
Golovenok,V.K. Precambrian microfossils in chert and their biostratigraphic significance. |
1989 |
| details |
Precambriam |
|
India |
Manoharachary,C. et al. Problem of fungal contamination in Precambriam palaeobiology: a cautionary note:1. |
1990 |