Chordata
  脊索動物門
  Chor·da·ta /kɔrˈdɑtə, ˈdetə/ 名詞 複數
  Chor·da·ta n. pl.  Zool. A comprehensive division of animals including all Vertebrata together with the Tunicata, or all those having a dorsal nervous cord.
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  Chordata
       n : comprises true vertebrates and animals having a notochord
           [syn: phylum Chordata]