'Heteromyaria' definitions:
Definition of 'Heteromyaria'
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Heteromyaria \Het`e*ro*my*a"ri*a\, n. pl. [NL., fr. Gr. ? other
+ ? a muscle.] (Zool.)
A division of bivalve shells, including the marine mussels,
in which the two adductor muscles are very unequal. See
Dreissena, and Illust. under Byssus.
[1913 Webster]
