- sensillum trichodeum
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A sense organ bearing an elongate seta, articulated with the body wall by a membranous socket so that it is free to move; a mechanoreceptor or less often as a chemoreceptor; trichoid sensillum; a tactile sensillum.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.