| details |
Middle Proterozoic |
Late Proterozoic |
Greenland |
Samuelsson,J. et al. Organic-walled microfossils from the Proterozoic Thule Supergroup, northwest Greenland. |
1999 |
| details |
Middle Proterozoic |
|
Greenland |
Hofmann,H.J. et al. Notes on the geology and micropaleontology of the Proterozoic Thule Group, Ellesmere Island, Canada and North-West Greenland |
1996 |
| details |
Middle Proterozoic |
|
Canada(Arctic) |
Hofmann,H.J. et al. Notes on the geology and micropaleontology of the Proterozoic Thule Group, Ellesmere Island, Canada and North-West Greenland |
1996 |
| original |
Proterozoic |
|
Canada(Arctic) |
Hofmann,H.J. et al. Shale-Facies microfossils from the Proterozoic Bylot Supergroup, Baffin Island, Canada. |
1994 |