Hydrobranchiata
Pronunciation : Hy`dro*bran`chi*a"ta
Part of Speech : n.
Etymology : [NL., fr. Gr. "y`dwr water + (Zo?l.)
Definition : Defn: An extensive artificial division of gastropod mollusks, including those that breathe by gills, as contrasted with the Pulmonifera. -- Hy`dro*bran"chi*ate, a.
pl.
Source : Webster's Unabridged Dictionary, 1913