metathorax


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metathorax

(mĕt′ə-thôr′ăks′)
n. pl. meta·thoraxes or meta·thoraces (-thôr′ə-sēz′)
The hindmost of the three divisions of the thorax of an insect, bearing the third pair of legs and the second pair of wings.

met′a·tho·rac′ic (-thə-răs′ĭk) adj.

metathorax

the posterior of the three thoracic segments in insects, bearing the third pair of jointed legs and the hind pair of wings.
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References in periodicals archive ?
habitus in dorsal (1) and lateral (2) view; scutum, scutellum and metathorax + propodeum in dorsal view (3); mesosoma in lateral view (4); chela (5).
Legs: profemora about 3/4 length of mesothorax, mesofemora slightly longer than metathorax, metafemora slightly projecting over posterior margin of abdominal segment IV and metatibiae roughly reaching to abdominal segment VIII.
4I); scutellum with small round medial depression; hemelytra smooth, with row of punctures along claval suture; metathorax above scent gland evaporatory area with sensillae originating from deep round depressions (as in P.
Metathorax + propodeum shiny, with track of median longitudinal furrow, with disc and anterior surface partly smooth and partly rugose; posterior surface strongly transversely striate.
After 80 h, the black discoloration spread toward the metathorax, mesothorax, prothorax, and pleural region, and the abdomen was completely compressed and dehydrated.
In the metathoracic legs, however, the metacoxae are fused to the metathorax, and the remaining segments are rotated (in different degrees) with respect to their original position.
The stripe is absent from the metazona of the pronotum and is cut by a light diagonal stripe on the metathorax, whitish in living specimens.
Mesothorax with short setae a and m, metathorax and anterior segments of abdomen with large lanceolate and finely ciliated spines; posterior part of great abdomen with slender setae (fig.
Brownish metathorax, ventrally paler with a mediolongitudinal grayish line.
Mesothorax and metathorax with light diffuse pigmentation in the center and darker shading on the perimeter.