original |
Late Precambrian |
|
Australia(N.Territory) |
Schopf,J.W. et al. New microorganisms from the Bitter Springs Formation (Late Pre-Cambrian) of the north-central Amadeus Basin, Australia. |
1971 |
details |
Late Riphean |
|
Spitsbergen |
Knoll,A.H. Microfossil-based biostratigraphy of the Precambrian Hecla Hoek sequence, Nordaustlandet, Svalbard. |
1982 |
details |
Late Riphean |
|
Spitsbergen |
Knoll,A.H. et al. Microbiotas of the Late Precambrian Rysso Formation, Nordaustlandet, Svalbard. |
1983 |
details |
Late Riphean |
|
Spitsbergen |
Knoll,A.H. Microbiotas of the Late Precambrian Hunnberg Formation, Nordaustlandet, Svalbard. |
1984 |
details |
Early Riphean |
|
Canada(NWT,Franklin) |
Hofmann,H.J. et al. Shelf-facies microfossils from the Uluksan Group (Proterozoic Bylot Supergroup), Baffin Island, Canada. |
1991 |
details |
Early Riphean |
|
USSR(Yakut ASSR) |
Yakshin,M.S. Lower Riphean algal microbiota of the Kotuykan Formation in the Anabar Uplift |
1991 |