Genus Spermolithus
- Species total:
- 1
- Age range:
- 360 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Spermolithus devonicus | Late Devonian | Late Devonian |
|
Genus Spermolithus
- Species total:
- 1
- Age range:
- 360 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Spermolithus devonicus | Late Devonian | Late Devonian |
|