The head has two compound eyes, an antennae to sense chemicals and the mouth parts called the palpus and proboscis.    From Wordnik.com.  [CreationWiki - Recent changes [en]] Reference

Palmula: = pulvillus; q.v. Palp: a mouth feeler or palpus.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

Palpi: plural of palpus; q.v. Palpicorne: with long, slender, antenna-like palpi.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

Palpifer: any palpus-bearing part: specifically, a small sclerite hearing the maxillary palpus and itself articulated to the stipes.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

Palpiger: that sclerite of the labium to which the labial palpus is attached corresponds to the palpifer of the maxilla and has been used in the same general sense.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

The galea sometimes forms a palpus-like appendage.    From Wordnik.com.  [Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses] Reference

The labium in Japyx is four-lobed and bears a small two-jointed palpus.    From Wordnik.com.  [Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses] Reference

The outer lobe, or palpus, is a minute membranous tubercle ending in a hair.    From Wordnik.com.  [Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses] Reference

When you touch him, he draws up slowly one leg after another, or moves a palpus feebly.    From Wordnik.com.  [Children's Literature A Textbook of Sources for Teachers and Teacher-Training Classes] Reference

The mouth-parts in this genus are much as in Tomocerus, the maxillæ ending in a lacinia and palpus.    From Wordnik.com.  [Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses] Reference

The palpus, too, on this side was turned back to correspond to the direction of the legs nearest it.    From Wordnik.com.  [Studies in the Psychology of Sex, Volume 3 Analysis of the Sexual Impulse; Love and Pain; The Sexual Impulse in Women] Reference

When completed (on an average in about two hours) the male withdraws his copulatory palpus and turns over the female, who is still inert, on to her other side, then brings his second copulatory apparatus to the female opening and starts afresh.    From Wordnik.com.  [Studies in the Psychology of Sex, Volume 3 Analysis of the Sexual Impulse; Love and Pain; The Sexual Impulse in Women] Reference

In these insects it consists almost invariably of three lobes, the outer being the palpus, the middle lobe the galea, and the innermost the lacinia; the latter undergoing the greatest modifications, forming a comb composed of spines and hairs varying greatly in relative size and length.    From Wordnik.com.  [Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses] Reference

The palpus instead of being directed forward, as in the insects mentioned above (in the pupa of Ephemera the maxilla is much like that of Lepisma), is inserted nearer the base than usual and thrown off at right angles to the maxilla, so that it is stretched out like a leg, and in moving about the insect uses its maxillæ partly as supports for its head.    From Wordnik.com.  [Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses] Reference

The maxillæ are in the fully grown beetle (Fig. 6) divided into three lobes, the outermost forming the palpus, and the two others forming sharp teeth, often provided with hairs and minute brushes for cleansing the adjoining parts; these strong curved teeth are used in seizing the food and placing it between the grinders, where it is crushed, prepared for digestion and swallowed.    From Wordnik.com.  [Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses] Reference

Again and again he pats her with a caressing movement, gradually creeping nearer and nearer, which she now permits without resistance, until he crawls over her head to her abdomen, far enough to reach the epigynum with his palpus. ".    From Wordnik.com.  [Studies in the Psychology of Sex, Volume 3 Analysis of the Sexual Impulse; Love and Pain; The Sexual Impulse in Women] Reference

Labipalp: a labial palpus.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference

Palpiferous or - gerous: bearing a palpus.    From Wordnik.com.  [Explanation of Terms Used in Entomology] Reference