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词汇 Protura
释义

Definition of Protura in English:

Protura

plural noun prə(ʊ)ˈtjʊərəprəˈt(y)o͞orə
Entomology
  • An order of minute white wingless insects with slender bodies. They lack eyes and antennae, using the first pair of legs as sensory organs.

    〔昆〕原尾目昆虫

    Order Protura, subclass Apterygota, class Insecta (or Hexapoda)

    Example sentencesExamples
    • There are huge gaps in the early fossil record, since several basal hexapod groups have not been found at all in the Paleozoic: Protura, Diplura, and Thysanura.
    • Hexapoda (Insecta sensu lato) includes four groups: Protura, Collembola, Diplura, and Insecta sensu stricto (with the latter containing Microcoryphia or Archeognatha, Zygentoma, and the pterygote insects).

Derivatives

  • proturan

  • adjective & noun
    Entomology

Origin

Modern Latin (plural), from Greek prōtos 'first, primitive'.

Definition of Protura in US English:

Protura

plural nounprəˈt(y)o͞orə
Entomology
  • An order of minute white wingless insects with slender bodies. They lack eyes and antennae, using the first pair of legs as sensory organs.

    〔昆〕原尾目昆虫

    Order Protura, subclass Apterygota, class Insecta (or Hexapoda)

    Example sentencesExamples
    • Hexapoda (Insecta sensu lato) includes four groups: Protura, Collembola, Diplura, and Insecta sensu stricto (with the latter containing Microcoryphia or Archeognatha, Zygentoma, and the pterygote insects).
    • There are huge gaps in the early fossil record, since several basal hexapod groups have not been found at all in the Paleozoic: Protura, Diplura, and Thysanura.

Origin

Modern Latin (plural), from Greek prōtos ‘first, primitive’.

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