This phylum includes the proposed serialia clade [seh-ree-A-lee-uh klade], which in turn includes monoplacophora, which were once thought to be extinct. Though it does not exist in protobranchia and heterodonta, most of the animals in this phylum use
This phylum includes the proposed serialia clade [seh-ree-A-lee-uh klade], which in turn includes monoplacophora, which were once thought to be extinct. Though it does not exist in protobranchia and heterodonta, most of the animals in this phylum use a radula to take in food. These animals have a mantle that secretes conchiolin [kon-KIE-uh-lin] and calcium carbonate. Name this phylum that includes cephalopods [SEH-fuh-loe-pods] such as octopus and squid and also includes bivalves and snails, a phylum whose animals are often covered by shells.
This phylum includes the proposed serialia clade [seh-ree-A-lee-uh klade], which in turn includes monoplacophora, which were once thought to be extinct.
Mollusca (or Mollusks)