- Author:
- Sokolov,B.S.
- Year:
- 1974
- Title:
- The problem of the boundary between the Precambrian and the Cambrian
- Reference:
- Sokolov,B.S. (1974) The problem of the boundary between the Precambrian and the Cambrian Geologiya i Geofizika Vol. 15 # 2 P. 3- 29
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Leiosphaeridia | Leiosphaeridia | USSR(European) | Late Vendian | Early Cambrian |
| Spumiosina | Spumiosina | USSR(European) | Late Vendian | |
| Micrhystridium | Micrhystridium tornatum | USSR(European) | Late Vendian | |
| Micrhystridium | Micrhystridium | USSR(European) | Late Vendian | Early Cambrian |
| Leiomarginata | Leiomarginata | USSR(European) | Early Cambrian | |
| Tasmanites | Tasmanites | USSR(European) | Early Cambrian | |
| Baltisphaeridium | Baltisphaeridium | USSR(European) | Early Cambrian | |
| Micrhystridium | Micrhystridium pallidum | USSR(European) | Early Cambrian | |
| Archaeodiscina | Archaeodiscina | USSR(European) | Early Cambrian |