- Author:
- Chauvel,J.J.;Schopf,J.W.
- Year:
- 1978
- Title:
- Late Precambrian microfossils from Brioverian Cherts and Limestones of Brittany and Normandy, France.
- Reference:
- Chauvel,J.J. et al. (1978) Late Precambrian microfossils from Brioverian Cherts and Limestones of Brittany and Normandy, France. Nature Vol. 275 # 5681 P. 640- 642
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Microconcentrica | Microconcentrica | France(Normandie) | Late Precambrian | |
| Sphaerocongregus | Sphaerocongregus variabilis | France(Normandie) | ||
| Symplassosphaeridium | Symplassosphaeridium | France(Normandie) | Late Precambrian |