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单词 pseudoextinction
释义

Definition of pseudoextinction in English:

pseudoextinction

noun ˌsjuːdəʊɪkˈstɪŋ(k)ʃ(ə)nˌso͞odōikˈstiNG(k)SH(ə)n
mass noun
  • The apparent extinction of a group of organisms of which modified descendant forms survive.

    〔古生物〕假灭绝

    Example sentencesExamples
    • The nature of mass extinctions in particular has been distorted by a combination of post-extinction sampling bias and associated pseudoextinction of paraphyletic groups.
    • The subsequent extinction of the family may be a pseudoextinction, because the Palaeoxanthopsidae may have given rise to many of the extant lineages comprising the Xanthoidea.
    • For the purpose of calculating community similarity, species that are part of possible phyletic sequences were synonymized to correct for pseudoextinction.

Definition of pseudoextinction in US English:

pseudoextinction

nounˌso͞odōikˈstiNG(k)SH(ə)n
  • The apparent extinction of a group of organisms with the survival of modified descendant forms.

    〔古生物〕假灭绝

    Example sentencesExamples
    • The subsequent extinction of the family may be a pseudoextinction, because the Palaeoxanthopsidae may have given rise to many of the extant lineages comprising the Xanthoidea.
    • For the purpose of calculating community similarity, species that are part of possible phyletic sequences were synonymized to correct for pseudoextinction.
    • The nature of mass extinctions in particular has been distorted by a combination of post-extinction sampling bias and associated pseudoextinction of paraphyletic groups.
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更新时间:2024/12/27 17:17:10