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  1. Oxford American Dictionary

    eurypterid

    • IPA[yəˈriptərid]

    美式

    • n.
      an extinct marine arthropod of a group occurring in the Paleozoic era. They are related to horseshoe crabs and resemble large scorpions with a terminal pair of paddle-shaped swimming appendages.

    • noun: eurypterid, plural noun: eurypterids

    • 更多解釋

    eurypterid

    • IPA[ˌjʊ(ə)ˈrɪptərɪd]

    英式

    • n.
      a giant fossil marine arthropod of a group occurring in the Palaeozoic era. They are related to ...

    Oxford Dictionary