heteromyaria
Het`e*ro*my*a"ri*a, n. pl. Etym: [NL., fr. Gr. (Zoöl.) Defn: A division of bivalve shells, including the marine mussels, in which the two adductor muscles are very unequal. See Dreissena, and Illust. under Byssus.
Het`e*ro*my*a"ri*a, n. pl. Etym: [NL., fr. Gr. (Zoöl.) Defn: A division of bivalve shells, including the marine mussels, in which the two adductor muscles are very unequal. See Dreissena, and Illust. under Byssus.