plural noun
Het·​ero·​my·​ar·​ia | \-ōmīˈa(a)rēə\

Definition of Heteromyaria 

in some classifications

: a division of Lamellibranchia comprising bivalve mollusks having two adductor muscles the anterior one of which is very small — compare isomyaria, monomyaria

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Other Words from Heteromyaria

heteromyarian \¦⸗⸗⸗⸗¦⸗rēən \ adjective

History and Etymology for Heteromyaria

New Latin, from heter- + -myaria

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the figure or shape of a crescent moon

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