Genus Polybessurus
- Species total:
- 2
- Age range:
- 2600 - 650 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Polybessurus | Middle Riphean | Middle Riphean |
|
| Polybessurus bipartitus | Proterozoic | Late Riphean |
|
Genus Polybessurus
- Species total:
- 2
- Age range:
- 2600 - 650 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Polybessurus | Middle Riphean | Middle Riphean |
|
| Polybessurus bipartitus | Proterozoic | Late Riphean |
|