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单词 Entoprocta
释义

Definition of Entoprocta in English:

Entoprocta

plural noun ˌɛntə(ʊ)ˈprɒktəˌen(t)əˈpräktə
Zoology
  • A small phylum of sedentary aquatic invertebrates that resemble moss animals. They have a rounded body on a long stalk, bearing a ring of tentacles for filtering food from the water.

    Example sentencesExamples
    • In the original description we stated that the Cycliophora are related to Entoprocta / Ectoprocta.
    • This group includes the Phoronida and Entoprocta (both small groups) as well as the Bryozoa (‘moss’ animals) and Brachiopoda, both of which have an extensive fossil record.
    • When the character scoring between these studies is compared, one finds no debate about character scoring for phyla such as Mollusca, Sipuncula, Echiura, and Entoprocta.
    • Cycliophora was originally allied to the Entoprocta and Ectoprocta based on ultrastructual research.
    • In our original description the Cycliophora was related to the Entoprocta and Ectoprocta on the basis of ultrastructural research.

Derivatives

  • entoproct

  • noun ˈɛntə(ʊ)prɒkt
    Zoology
    • His close association of entoprocts and ectoprocts is not supported by molecular data although both groups fall within the Lophotrochozoa clade.
      Example sentencesExamples
      • It supports a number of unlikely associations - entoprocts with nemerteans, phoronid with annelids, and pogonophorans with gastropod mollusks.
      • The body cavity nature varies considerably in these phyla, from complete absence of body cavity in the entoprocts and gastrotrichs to the priapulid body cavity that is actually interpreted as a true coelom by some authors.
      • A number of groups, such as phoronids, ectoprocts and entoprocts, bear horseshoe-shaped tentacle rings and ‘U’ shaped digestive tracts.
      • The entoprocts have typical trochophore larvae and many feed with downstream-collecting ciliary bands.

Origin

Modern Latin (plural), from Greek entos 'within' + prōktos 'anus', the anus being within the ring of tentacles.

 
 

Definition of Entoprocta in US English:

Entoprocta

plural nounˌen(t)əˈpräktə
Zoology
  • A small phylum of sedentary aquatic invertebrates that resemble moss animals. They have a rounded body on a long stalk, bearing a ring of tentacles for filtering food from the water.

    Example sentencesExamples
    • In the original description we stated that the Cycliophora are related to Entoprocta / Ectoprocta.
    • In our original description the Cycliophora was related to the Entoprocta and Ectoprocta on the basis of ultrastructural research.
    • When the character scoring between these studies is compared, one finds no debate about character scoring for phyla such as Mollusca, Sipuncula, Echiura, and Entoprocta.
    • Cycliophora was originally allied to the Entoprocta and Ectoprocta based on ultrastructual research.
    • This group includes the Phoronida and Entoprocta (both small groups) as well as the Bryozoa (‘moss’ animals) and Brachiopoda, both of which have an extensive fossil record.

Origin

Modern Latin (plural), from Greek entos ‘within’ + prōktos ‘anus’, the anus being within the ring of tentacles.

 
 
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更新时间:2024/9/20 14:26:32