
A sensillum (pl.= sensilla) is an arthropod sensory organ protruding from the cuticle, or sometimes lying within or beneath it. Sensilla are divided in chemical, mechanical (e.g. : Campaniform sensilla), thermal and visual. ...
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http://en.wikipedia.org/wiki/Sensillum

(from the article `insect`) ...the periphery of the body just below the cuticle. Sensory neurons occur as single cells or small clusters of cells; the distal process, or ... Regions of the insect body known to bear chemoreceptors have many types of so-called hair sensilla, named on the basis of their shape. The following ... Exceedin...
Found on
http://www.britannica.com/eb/a-z/s/65

(plural form is sensilla) insect sense organ
Found on
https://www.encyclo.co.uk/local/22348
No exact match found.