Other members of this phylum can create spiral shells or produce pearls.
The larvae of some organisms of this phylum are called veligers. Organisms in this phylum feed through ribbons of tiny teeth called radula. Many organisms of this phylum can secrete calcium carbonate through their mantle to create a dorsal covering. Other members of this phylum can create spiral shells or produce pearls. Classes in this phylum include Cephalopoda and Gastropoda. For 10 points, name this phylum that includes organisms like snails, squid, and clams.
The larvae of some organisms of this phylum are called veligers.
{Mollusca} [or {mollusks}]