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