The Collaborative International Dictionary
dorsal tentacles
Rhinophore \Rhi"no*phore\, n. [Rhino- + Gr. fe`rein 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.
Usage examples of "dorsal tentacles".
Rather young leaves should be selected for such trials, for the dorsal tentacles, as they grow old and begin to wither, often spontaneously incline towards the middle of the leaf.