frontoclypeusとは 意味・読み方・使い方

名詞

frontoclypeus (plural frontoclypei)

1. (entomology) The line (sulcus or suture) between the combined clypeus and frons which is not externally visible.
   • 1959, Ernest Melville DuPorte, Manual of Insect Morphology, Chapman & Hall, page 95:

     The ventral edges of the genae lie at the level of the mouth in the generalized head but the frontoclypeus projects ventrally beyond the level of the mouth and is usually divided transversely by the frontoclypeal suture into a dorsal or postoral frons and a ventral or preoral clypeus (Figure 6b).

   • 1986, Patricia W. Schefter, Glenn B. Wiggins, A Systematic Study of the Nearctic Larvae of the Hydropsyche morosa Group (Trichoptera: Hydropsychidae), Toronto: Royal Ontario Museum, page 9:

     Schuster and Etnier distinguished H. piatrix larvae by the presence of large spinelike setae on the venter of the anal prolegs, and several species of the scalaris group by the presence of bristlelike setae on the frontoclypeus.

   • 2008, C. H. Dietrich, “Some Remarkable New Neotropical Treehoppers (Hemiptera: Cicadomorpha: Membracidae)”, in Zootaxa, page 33:

     [...] frontoclypeus depressed with weak median distal carina, not produced ventrally in profile; rostrum extended to hind coxae.

関連する語

• frontoclypeal

参照