瓣鳃
Lamellibranch \La*mel"li*branch\, n. (Zo["o]l.) One of the Lamellibranchia. Also used adjectively.
lamellibranch adj : bivalve [syn: {pelecypod}, {pelecypodous}] lamellibranch n : marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together [syn: {bivalve}, {pelecypod}]