xyphus

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English[edit]

Noun[edit]

xyphus

  1. (entomology) A triangular part of the prosternum that is found between the bases of the anterior coxae.
    • 1965 September, Herbert Ruckes, “Several New Genera and Species of Discocephaline Pentatomids (Heteroptera: Pentatomidae)”, in Journal of the New York Entomological Society, volume LXXIII, number 3, New York, N.Y.: New York Entomological Society, →ISSN, →JSTOR, →OCLC, page 123:
      Mesosternum tumid with wide, punctured, longitudinal furrow between halves, xyphus quadrangular also punctured, its apex truncate.
    • 1865, John William Douglas, ‎John Scott, The British Hemiptera: Hemiptera-Heteroptera - Volume 1, page 35:
      Rostrum reaching to the end of the metasternum; first joint stout, reaching to the apex of the xyphus of the prosternum .