trichobothrium

Noun.  An elongate external seta, present in many arachnids and various orders of insects, including Hemiptera and Thysanoptera. Trichobothria function in the detection of airborne vibrations and air currents, including near-field sounds of central importance to their hearing and communication.

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This entry was last updated on RefTopia from its source on 3/20/2012.