| original |
Precambriam |
|
Canada(NWT) |
Hofmann,H.J. Precambrian microflora, Belcher Islands, Canada significance and systematics. |
1976 |
| details |
Precambriam |
|
India |
Maithy,P.K. Indian Precambrian biota. (In: Proceedings, Symposium and Technical Sessions. R.S. Tiwari, editors) |
1984 |
| details |
Nd |
|
Nd |
Knoll,A.H. Archean and Proterozoic paleontology. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Riphean |
|
Canada(NWT,Franklin) |
Butterfield,N.J. Diverse organic walled fossils, including "possible dinoflagella" from the Early Neoproterozoic of Arctic Canada. |
1998 |
| details |
Riphean |
|
Russia(Urals) |
Veis,A.F. et al. Age transformation in the facies-ecological structure of Precambrian biotas and stratigraphy of the Riphean. |
1998 |
| details |
Riphean |
|
Russia(Siberia) |
Veis,A.F. et al. Age transformation in the facies-ecological structure of Precambrian biotas and stratigraphy of the Riphean. |
1998 |