What is "muricoidea"

Muricoidea is a taxonomic superfamily of predatory sea snails, marine gastropod mollusks in the clade Neogastropoda.

This superfamily includes the murex snails, the chank snails, the true whelks, the dove snails, the crown conchs and busycon whelks, the spindle and tulip snails, the volutes and olives, the harp snails, the margin snails, the miters, and others.