Most spiders are really hairy creatures, and Cupiennius is certainly among their number. We have already met some of the many hair sensilla: the extremely movement-sensitive trichobothria (Chapter IX), the proprioreceptive hairs (Chapter X), and the vibration-sensitive hairs (Chapter VIII). The great majority of hairs undoubtedly have a tactile function, but chemoreceptors also take this form — which should come as no surprise, since chemosensitive hairs are well known in other arthropods, especially insects.
KeywordsChapter VIII Hydroxybutyric Acid Female Pheromone Cuticular Surface Contact Chemoreceptor
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