entomostraca

• 旧分类学中一个甲壳动物的分类群，包括鳃足类、桡足类、介形类和蔓足类等；现代科学分类已不再使用这一术语。

A taxonomic group in older classifications that included branchiopods, copepods, ostracods, and cirripeds; this term is no longer used in modern technical contexts.

不可数 · 专有名词

1. A taxonomic group of crustaceansC2formalscientific

   A group in older classifications that includes Branchiopoda, Copepoda, Ostracoda, and Cirripedia; no longer in technical use.

   甲壳动物的分类类群

   • The Entomostraca were once considered a subclass of Crustacea.
   • Early zoologists grouped many small aquatic crustaceans under Entomostraca.
   • The classification of Entomostraca has been abandoned in modern taxonomy.
   • Specimens previously assigned to Entomostraca are now placed in separate classes.