| details |
Middle Proterozoic |
|
China(Beijing) |
Cao,F. Algal microfossils of the Middle Proterozoic Gaoyuzhuang Format in Pinggu Country, Beijing |
1992 |
| details |
Early Riphean |
|
USSR(Siberia) |
Veis,A.F. et al. Microfossil association of the Omakhtin series (Lower Riphean) eastern Siberia; composition and Formation conditions |
1989 |
| details |
Middle Proterozoic |
|
China(Hupei) |
Zhang,P. Microfossils from the Middle Proterozoic in Kuancheng County, eastern Hebei, China |
1987 |
| details |
Proterozoic |
|
India(Himachal Pradesh) |
Srivastava,P. et al. Significance of the Meso-Neoproterozoic microfossil assemblage from the Deoban Limestone, Garhwai Lesser Himalaya. |
1997 |