Word Meanings - UNIVALVIA - Book Publishers vocabulary database

See GASTROPODA

Related words: (words related to UNIVALVIA)

• GASTROPODA
  One of the classes of Mollusca, of great extent. It includes most of the marine spiral shells, and the land and fresh-water snails. They generally creep by means of a flat, muscular disk, or foot, on the ventral side of the body. The head usually
• BRANCHIOGASTROPODA
  Those Gastropoda that breathe by branchiæ, including the Prosobranchiata and Opisthobranchiata.