Subclassis Neopterygii Ordo Synbranchiformes Characteristics
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Questions and Answers

Which feature is NOT characteristic of the subclass Neopterygii under the order Synbranchiformes?

  • Reduced or absent endopterygoid
  • Enlarged ectopterygoid
  • Confinement of gill openings to lower half of body
  • Presence of pelvic fins (correct)

    • What distinguishes the subclass Neopterygii under the order Synbranchiformes in terms of gill openings location?

  • They are present on the head
  • They are confined to the lower half of the body (correct)
  • They are located on the tail
  • They are confined to the upper half of the body

    • Why are premixillae in the subclass Neopterygii non-protrusible?

  • To avoid predators
  • As an adaptation to their habitat
  • They lack ascending process (correct)
  • Due to their large size

    • What is a notable characteristic of the subclass Neopterygii's habitat within the order Synbranchiformes?

    <p>Prevalence in freshwater, except for a few species</p> Signup and view all the answers

    Which anatomical feature differentiates the subclass Neopterygii under Synbranchiformes from other fish species?

    <p>Enlarged ectopterygoid</p> Signup and view all the answers

    Apa yang membedakan Neopterygii dari Synbranchiformes dari spesies ikan lain?

    <p>Lokasi bukaan insang terbatas di setengah bagian bawah tubuh</p> Signup and view all the answers

    Apa yang menjadi habitat umum bagi Neopterygii dalam ordo Synbranchiformes?

    <p>Kebanyakan terdapat di air tawar</p> Signup and view all the answers

    Karakteristik apa yang membuat premakilae pada Neopterygii tidak dapat mencuat dan tanpa proses naik?

    <p>Tidak ada proses naik pada premakilae</p> Signup and view all the answers

    Apa yang tidak termasuk karakteristik Neopterygii dalam ordo Synbranchiformes?

    <p>Bukaan insang di seluruh tubuh</p> Signup and view all the answers

    Apa yang menjadi karakteristik khas dari Neopterygii dalam ordo Synbranchiformes sehubungan dengan sirip perut?

    <p>Tidak memiliki sirip perut</p> Signup and view all the answers

    Study Notes

    Synbranchiformes: Neopterygii Subclass

    • Neopterygii within Synbranchiformes lack pelvic fins.
    • Gill openings are located ventrally, not laterally, in Neopterygii.
    • Premaxillae in Neopterygii are non-protrusible due to the absence of a process to elevate the bones.
    • Neopterygii of Synbranchiformes are typically found inhabiting freshwater environments.
    • The absence of pelvic fins distinguishes Neopterygii from most other fish species.
    • Neopterygii within Synbranchiformes are characterized by the absence of pelvic fins.

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    Description

    Learn about the characteristics and habitat of Subclassis Neopterygii Ordo Synbranchiformes, including body shape, fin structure, gill openings, and more. Understand the unique features that distinguish these fish species.

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