lamellibranchia lamellibranch • Lamellibranchia · · · Info · Definitions · Characters · · lamellibranchia · · Text Latin · · Script 15 · · Length 6 · · Syllables Definitions · · · (noun) oysters; clams; scallops; mussels. Synonyms: Bivalvia, class Bivalvia, Lamellibranchia, class Lamellibranchia, class Pelecypoda. · · Noun Definition 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072