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单词 Nematomorpha
释义

Definition of Nematomorpha in English:

Nematomorpha

plural nounnɛˌmatəˈmɔːfənəˌmatə-
Zoology
  • A small phylum that comprises the horsehair worms.

    〔动〕线形动物门

    Example sentencesExamples
    • Hairworms, or Nematomorpha, are a little-known group of parasites, which contains around 300 known species worldwide.
    • They concluded that Gastrotricha is the sister-taxon of a monophyletic clade comprising Nematoda, Nematomorpha, Priapulida, Kinorhyncha and Loricifera.
    • These are the horsehair worms or Nematomorpha and the Gastrotricha.
    • The recently published Ecdysozoa hypothesis suggests a closer relationship of the Scalidophora, Nematode, Nematomorpha, Tardigrada, Onychophora, and Arthropoda.
    • The hexagonal arrangement in both adults and larvae of the internal armature in the buccal apparatus may be plesiomorphic, a shared character with Nematoda and Nematomorpha (Nematoida, subgroup of Cycloneuralia).

Derivatives

  • nematomorph

  • noun nɛˈmatəmɔːf
    Zoology
    • The Ecdysozoa, all of which molt and lack motile locomotory cilia, include priapulids, kinorhynchs, nematodes, nematomorphs, tardigrades, onychophorans, and arthropods.
      Example sentencesExamples
      • Within the Ecdysozoa there is good support for the basal position of the priapulid and kinorynch and also nematomorphs.
      • In the host, nematomorphs increase dramatically in size from about 100 lim to several centimeters (the maximum is more than two meters).
      • On the other hand, one species of parasitic nematode can reach 13 meters in length - it parasitizes the sperm whale - and adult nematomorphs, chaetognaths, and some priapulids are also visible to the naked eye.
      • Other organisms placed in the Ecdysozoa include kinorhynchs, priapulids, nematomorphs, onychophorans and tardigrades.

Origin

Modern Latin (plural), from Greek nēma, nēmat- 'thread' + morphē 'form'.

Definition of Nematomorpha in US English:

Nematomorpha

plural nounnəˌmatə-
Zoology
  • A small phylum that comprises the horsehair worms.

    〔动〕线形动物门

    Example sentencesExamples
    • Hairworms, or Nematomorpha, are a little-known group of parasites, which contains around 300 known species worldwide.
    • These are the horsehair worms or Nematomorpha and the Gastrotricha.
    • They concluded that Gastrotricha is the sister-taxon of a monophyletic clade comprising Nematoda, Nematomorpha, Priapulida, Kinorhyncha and Loricifera.
    • The hexagonal arrangement in both adults and larvae of the internal armature in the buccal apparatus may be plesiomorphic, a shared character with Nematoda and Nematomorpha (Nematoida, subgroup of Cycloneuralia).
    • The recently published Ecdysozoa hypothesis suggests a closer relationship of the Scalidophora, Nematode, Nematomorpha, Tardigrada, Onychophora, and Arthropoda.

Origin

Modern Latin (plural), from Greek nēma, nēmat- ‘thread’ + morphē ‘form’.

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更新时间:2024/12/26 23:58:47