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单词 Echinoidea
释义

Definition of Echinoidea in English:

Echinoidea

plural nounˌɛkɪˈnɔɪdɪəˌekəˈnoidēə
Zoology
  • A class of echinoderms that comprises the sea urchins.

    〔动〕海胆纲

    Example sentencesExamples
    • Clark endorsed splitting L. sexiesperforata from Mellita but Mortensen used the name Leodia as a subgenus of Mellita in his extremely influential Monograph of the Echinoidea.
    • Other representatives from the Echinoidea also display two nonadjacent rRNA genes (with the trnV gene inserted or not inserted).
    • BNip3-related sequences were found in all major lineages of Bilateria, from Echinoidea and Ascidiacea to mammals.
    • Ophiuroidea is grouped with Echinoidea and Holothuroidea based on the closed ambicular grooves.

Origin

Modern Latin (plural), from echinus.

Definition of Echinoidea in US English:

Echinoidea

plural nounˌekəˈnoidēə
Zoology
  • A class of echinoderms that comprises the sea urchins.

    〔动〕海胆纲

    Example sentencesExamples
    • Clark endorsed splitting L. sexiesperforata from Mellita but Mortensen used the name Leodia as a subgenus of Mellita in his extremely influential Monograph of the Echinoidea.
    • Ophiuroidea is grouped with Echinoidea and Holothuroidea based on the closed ambicular grooves.
    • Other representatives from the Echinoidea also display two nonadjacent rRNA genes (with the trnV gene inserted or not inserted).
    • BNip3-related sequences were found in all major lineages of Bilateria, from Echinoidea and Ascidiacea to mammals.

Origin

Modern Latin (plural), from echinus.

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更新时间:2024/12/28 6:45:34