abalone: any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior
gastropod: a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes
anal personality: (psychoanalysis) a personality characterized by meticulous neatness and suspicion and reserve; said to be formed in early childhood by fixation during the anal stage of development (usually as a consequence of toilet training)