Genus Prototracheites
- Species total:
- 4
- Age range:
- 2600 - 570 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Prototracheites | Late Sinian | Late Sinian |
|
| Prototracheites crassinus | Sinian | Sinian |
|
| Prototracheites porus | Sinian | Sinian |
|
| Prototracheites sp | Proterozoic | Late Proterozoic |
|