petromyzontid

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词形变化

petromyzontids 复数 petromyzontids

别名

petromyzonid

释义与例句

n.
  1. 1.

    Any of the Petromyzontida, a group of jawless fish including the modern lampreys and their fossil relatives.

    生物 动物学
  2. 2.

    Any jawless fish in the family Petromyzontidae.

    生物 动物学