palp

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palp

[palp]
(invertebrate zoology)
Any of various sensory, usually fleshy appendages near the oral aperture of certain invertebrates.
References in periodicals archive ?
Maxillary and labial palps were placed with lateral proximal and distal sides relative to the insect head and photographed.
Legs and palps yellowish brown, darker distally, partly with indistinct dots and small patches.
5 mm in size, pinkish brown in colour with partially folded legs (presumably 4 pairs), jaw, and palps at the front end (Figures 1 and 2).
During copulation, the male inserts completely the right palp embolus into the right bursa copulatrix of the female.
According to MSNBC, the researchers tested this by amputating either one or both palps from spiders, and exhausting them by prodding them until they stopped moving, the Daily Mail reported.
2]] on the right side of the oyster near the intersection of the gills and labial palps was taken for Dermo analysis.
Male 1 (virgin) attempted to mate repeatedly using both palps with female 1 (unknown history), but failed.
5 times as long as wide, lateral and medial margins parallel; homolo gues of ancestral sensilla present, medial sensilla obscure; maxillary palps three segmented, homologues of ancestral sensilla present (10); palpomeres two and three secondarily segmented, palpomere one 0.
The maxillary palps are sensitive to these substances, which the insects use to track down humans to bite, the scientists at Vanderbilt University, Tennessee, wrote in Current Biology journal.
The female of the species doesn't have the same UV-reflecting patches, but her palps fluoresce when exposed to UV.
One of the male spiders was still alive and exhibited its threat display (front legs and palps raised, and the fangs extruded) toward the shrew who was facing the spider at a distance of approximately 2.