V2EX hemelytron

Hemelytron

定义 Definition

hemelytron(半鞘翅):昆虫学术语,指半翅目(如椿象、蝽类等)前翅的一种特殊形态基部较硬、革质或角质化,而末端较薄、呈膜质。常用于描述和区分昆虫的翅型与分类特征。(复数:hemelytra

发音 Pronunciation

/hmlitrn/

例句 Examples

The stink bug has hemelytra.
椿象(臭屁虫)有半鞘翅。

In many true bugs, the hemelytron is leathery at the base but membranous toward the tip, a feature used in identification.
在许多半翅目昆虫中,半鞘翅的基部呈革质而末端呈膜质,这一特征常用于鉴定。

词源 Etymology

该词来自新拉丁语的构词方式,源于希腊语成分:hemi- 表示“半、部分”,**-elytron** 表示“鞘、覆盖物(翅鞘)”。合起来字面意思接近“半个翅鞘”,对应其“前半硬、后半薄”的结构特点。

相关词 Related Words

文学与著作中的用例 Literary Works

  • An Introduction to the Study of Insects(Borror & DeLong 等,昆虫学教材中用于描述半翅目翅型特征)
  • The Insects: An Outline of Entomology(P. J. Gullan & P. S. Cranston,介绍昆虫形态学时常出现该术语)
  • Imms’ General Textbook of Entomology(经典昆虫学教材,形态学章节使用“hemelytron/hemelytra”描述半翅目特征)
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