Genus Symphysosphaera
- Species total:
- 3
- Age range:
- 570 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Symphysosphaera | Early Cambrian | Early Cambrian |
|
| Symphysosphaera radialis | Early Cambrian | Early Cambrian |
|
| Symphysosphaera sp. Yin et al,1992 | Early Cambrian | Early Cambrian |
|