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Topic: Palps


  
  COLEOPTERA - LoveToKnow Article on COLEOPTERA   (Site not responding. Last check: 2007-11-03)
The mandibles are strong, adapted for biting the vegetable substances on which these beetles feed, and the palps of the second maxillae have three segments.
Most of the Chrysomelidae are metallic in color and convex in form; in some the head is concealed beneath the prothorax, and the so-called tortoise beetles (Casssdinae) have the elytra raised into a prominent median ridge.
The maxillary palps are short and rigid, and there is no distinct labrum, while the feelers are usually of an elbowed form, the basal segment being very elongate (figs.
98.1911encyclopedia.org /C/CO/COLEOPTERA.htm   (9511 words)

  
 Urban Entomology [Ebeling Chap. 9 part 3] Pests Attacking Mand and His Pets   (Site not responding. Last check: 2007-11-03)
The labial palps of the latter extend beyond the trochanter of the first leg, while those of N.
This consists of a basal portion, the basis capituli, to which the hypostome, the chelicerae, and the 4-segmented palps are attached.
The capitulum and palps are light yellow, and the legs are gray-brown.
www.entomology.ucr.edu /ebeling/ebel9-3.html   (19692 words)

  
 MSN Encarta - Spider (arthropod)
As a spider grows, it sheds or molts its exoskeleton and grows a new one to cover its larger body.
The cephalothorax contains a number of structures and appendages: one pair of biting mouthparts known as chelicerae; a pair of poison glands; one pair of short, leglike appendages called pedipalps or palps; and four pairs of legs.
The spider’s eight eyes are also located on the cephalothorax.
encarta.msn.com /encnet/refpages/RefArticle.aspx?refid=761566464   (651 words)

  
 [No title]
Translated title: On the sensory organs in the palps and the first leg-pair of solpugids.
Translated title: Additional remarks to my communication on the sensory organs in the palps and the first leg-pair of the solpugids.
Translated title: Concerning the sensory organs on the palps and the first leg-pair of the solifuges.
www.solpugid.com /solpugids/solyear.html   (8190 words)

  
 HYBRIDISM - Online Information article about HYBRIDISM
In addition to differences of habit, temperament, time of maturity, and so forth, gross structural differences may make mating impossible.
Thus Escherick contends that among insects the peculiar structure of the genital appendages makes cross-impregnation impossible, and there is reason to believe that the specific peculiarities of the modified sexual palps in male spiders have a similar result.
The difficulties, however, may not exist, or may be overcome by experiment, and frequently it is only careful management that is required to produce crossing.
encyclopedia.jrank.org /HOR_I25/HYBRIDISM.html   (4216 words)

  
 HEMIPTERA - LoveToKnow Article on HEMIPTERA   (Site not responding. Last check: 2007-11-03)
Savigny in 1816, and though disputed by various subsequent writers, they have been lately confirmed by the embryological researches of R. Heymons (1899).
Vestigial palps have been described in various species of Hemiptera, but the true nature of these structures is doubtful.
In front of the rostrum and the piercers lies the pointed flexible labrum and within its base a small hypopharynx (fig.
www.1911ency.org /H/HE/HEMIPTERA.htm   (4642 words)

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