| details |
Precambriam |
|
Canada(NWT) |
Hofmann,H.J. Precambrian microflora, Belcher Islands, Canada significance and systematics. |
1976 |
| details |
Early Sinian |
|
China(Hopei) |
Zhang,Y. Proterozoic Stromatolite microfloras of the Gaoyuzhuang Formation (Early Sinian;Riphean) Hebei, China. |
1981 |
| details |
Vendian |
|
USSR(Ukrainian SSR) |
Aseeva,E.A. Microfossils from the Vendian of the Ukraine |
1983 |
| details |
Vendian |
|
USSR(Ukrainian SSR) |
Hofmann,H.J. Paleoscene #7 -Precambrian biostratigraphy |
1987 |
| details |
Riphean |
Vendian |
Russia(Taymyr) |
Veis,A.F. et al. Riphean and Vendian microfossils from the Anabarskogo Massive |
1992 |