Molluscoidea
Pronunciation : Mol`lus*coi"de*a
Part of Speech : n.
Etymology : [NL. See Mollusk, and -oid.] (Zo?l.)
Definition : Defn: A division of Invertebrata which includes the classes Brachiopoda and Bryozoa; -- called also Anthoid Mollusca.
Note: Originally the Tunicata were included under Molluscoidea, from which they are known to differ widely in structure and embryology. Molluscoidea were formerly considered a subdivision of Mollusca, but they are now known to have more relationship with Annelida than with Mollusca.
pl.
Source : Webster's Unabridged Dictionary, 1913