Category:Palpus

Pal"pus, n.; pl. Palpi. Etym: [nl. See palp.] (zoöl.)

Defn: a feeler; especially, one of the jointed sense organs attached To the mouth organs of insects, arachnids, crustaceans, and annelids; As, the mandibular palpi, maxillary palpi, and labial palpi. The Palpi of male spiders serve as sexual organs. Called also palp. See Illust. of arthrogastra and orthoptera.