Genus Tyrasotaenia
- Species total:
- 3
- Age range:
- 4100 - 540 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Tyrasotaenia | Precambriam | Precambriam |
|
| Tyrasotaenia podolica | Precambriam | Early Cambrian |
|
| Tyrasotaenia sp | Late Precambrian | Early Cambrian |
|