Genus Schizovalvia
- Species total:
- 5
- Age range:
- 2000 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Schizovalvia | Middle Proterozoic | Middle Proterozoic |
|
| Schizovalvia elliptica | Middle Proterozoic | Middle Proterozoic |
|
| Schizovalvia fusiformis | Middle Proterozoic | Middle Proterozoic |
|
| Schizovalvia obcordata | Middle Proterozoic | Middle Proterozoic |
|
| Schizovalvia triangularis | Middle Proterozoic | Middle Proterozoic |
|