| 释义 |
‖ prothorax Entom.|prəʊˈθɔəræks|
[mod.L.: see pro-2 2 and thorax.]
The first of the three thoracic somites, or divisions of the thorax of an insect, which bears the first pair of legs. Its upper surface consists of the pronotum or central ridge, and the two propleura, one on each side.
[1824Audouin in Ann. des Sc. Nat. I. 119 Nous nommerons Prothorax le premier segment... Le prothorax, le mésothorax, et le métathorax réunis, constituent le Thorax.] 1826Kirby & Sp. Entomol. III. xxxv. 531, I adopt likewise the terms..prothorax, mesothorax, metathorax, to signify the three segments into which the thorax of Linné, or the upper side of the trunk, is resolvable. 1877Huxley Anat. Inv. Anim. vii. 437 The longicorn Beetles produce a sound by the friction of the tergum of the prothorax upon a process of that of the mesothorax. |