\Rhi"no*phore\, n. [Rhino- + Gr. ??? to bear.]
(Zo["o]l.)
One of the two tentacle-like organs on the back of the head
or neck of a nudibranch or tectibranch mollusk. They are
usually retractile, and often transversely furrowed or
plicate, and are regarded as olfactory organs. Called also
{dorsal tentacles}. See Illust. under {Pygobranchia}, and
{Opisthobranchia}.