Genus Acanthomarginata
- Species total:
- 3
- Age range:
- 650 - 456.67 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Acanthomarginata | Tremadocian | Tremadocian |
|
| Acanthomarginata sp | Vendian | Early Cambrian |
|
| Acanthomarginata ungulata | Tremadocian | Middle Ordovician |
|