Meaning of Sinornis in English

Table of contents
  1. Pronunciation
  2. Noun
    1. Definitions

  1. Pronunciation

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  1. Noun

    Sinornis

    Definitions

    1. sparrow-sized fossil bird of the Jurassic period to the Cretaceous period having a keeled breastbone and vestigial tail

    Examples

    • « found in China »
    • « considered possibly the second most primitive of all birds »

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