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词汇 exopodite
释义

Definition of exopodite in English:

exopodite

(also exopod)
nounɛkˈsɒpədʌɪtekˈsäpəˌdīt
Zoology
  • The outer branch of the biramous limb or appendage of a crustacean.

    〔动〕外肢。比较ENDOPODITE , PROTOPODITE

    Compare with endopodite, protopodite
    Example sentencesExamples
    • Nevertheless, in spite of these differences the basic biramous division of the limb into exopodite and endopodite was consistently maintained throughout the group.
    • The exopodite of the second maxilloped was removed from crabs that had not yet molted at the end of the hemolymph sampling period to determine the molt stage of individual crabs.
    • Our cladistic analysis confirms that the taxa included form a solid clade based on the apomorphic presence of a diaresis on the exopod of the uropod.
    • The detailed structure of both exopods and endopods varied, both along the trunk of individual trilobites, and among different taxa.
    • A diaresis is also present on the exopod in the Laomediidae and in some taxa in the Axiidae.

Origin

Late 19th century: from exo- 'outside' + Greek pous, pod- 'foot' + -ite1.

Definition of exopodite in US English:

exopodite

(also exopod)
nounekˈsäpəˌdīt
Zoology
  • The outer branch of the biramous limb or appendage of a crustacean.

    〔动〕外肢。比较ENDOPODITE , PROTOPODITE

    Compare with endopodite, protopodite
    Example sentencesExamples
    • Our cladistic analysis confirms that the taxa included form a solid clade based on the apomorphic presence of a diaresis on the exopod of the uropod.
    • A diaresis is also present on the exopod in the Laomediidae and in some taxa in the Axiidae.
    • The detailed structure of both exopods and endopods varied, both along the trunk of individual trilobites, and among different taxa.
    • The exopodite of the second maxilloped was removed from crabs that had not yet molted at the end of the hemolymph sampling period to determine the molt stage of individual crabs.
    • Nevertheless, in spite of these differences the basic biramous division of the limb into exopodite and endopodite was consistently maintained throughout the group.

Origin

Late 19th century: from exo- ‘outside’ + Greek pous, pod- ‘foot’ + -ite.

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