aesthete
From ZooTerms (Dictionary of Invertebrate Zoology)
invertebrate sense organ.
aesthete also esthete (noun; Greek aisthetes, perceiver): 1. Any
2. (Arthropoda) Usually applied as sensory nerve endings, but also used for sensory hairs and bristles.
3. (Mollusca: Polyplacophora) Sensory organs terminating in the tegmentum
See also: megalaesthetes, micraesthetes