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発送可能時期：在庫あり |
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| 古生代カンブリア紀に生息していた海棲生物です。バージェス動物群に属する原始的な脊索動物です。ステッチが細かくキレイに入っています。The Cambrian 4cm long They had a spine like part in their body, thus assumed that they are the ancestor to vertebrate animals. Primitive Chordata They had no eyes and swam by moving their body from side by side. Ocean Area, China >>詳細を見る | |||
