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cephalaspid

/ˈsɛf.ə.lə.spɪd/

翻译: 一种已灭绝的无颌鱼类,生活在泥盆纪,头部有厚重的骨甲。属于甲胄鱼纲(介形鱼纲)的一类。

1 个条目

noun

/ˈsɛf.ə.lə.spɪd/formalscientific
  • zh一种已灭绝的无颌鱼类,生活在泥盆纪,头部有厚重的骨甲。属于甲胄鱼纲(介形鱼纲)的一类。

An extinct jawless fish from the Devonian period, characterized by a heavily armored head.

  1. Extinct armored fishC2formalscientific

    An extinct jawless fish from the Devonian period, characterized by a bony, armored head shield.

    zh已灭绝的甲胄鱼

    • Cephalaspids are known from fossils found in ancient marine sediments.
    • The armored head of the cephalaspid provided protection from predators.
    • Paleontologists study cephalaspids to understand early vertebrate evolution.

    同义词osteostracan