Genus Palacanthus
- Species total:
- 9
- Age range:
- 570 - 345 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Palacanthus | Late Devonian | Late Devonian |
|
| Palacanthus acutus | Early Paleozoic | Late Famennian |
|
| Palacanthus ledanoisii | Devonian | Famennian |
|
| Palacanthus multiangulare | Early Ordovician | Early Ordovician |
|
| Palacanthus signum | Middle Devonian | Middle Devonian |
|
| Palacanthus sp | Middle Devonian | Middle Devonian |
|
| Palacanthus stelligerum | Middle Ordovician | Middle Ordovician |
|
| Palacanthus tripus | Early Devonian | Early Famennian |
|
| Palacanthus varius | Gedinnian | Gedinnian |
|