accessory caudal ray

英 美
  • 尾鳍;附属鳍条;尾鳍附属鳍条
  • accessory n.附件;配件;同谋adj.辅助的;附属的;同谋的
  • caudal adj.尾部的;近尾部的
  • ray n.光线;射线;辐射vi.发光;辐射vt.释放射线;用光线装饰n.[动]鳐Ray.n.雷(人名)
    1. The lower lobe of the deeply forked caudal fin is longer than the upper lobe.
      尾鳍深叉型,下叶比上叶长。
    2. Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin.
      东半球的淡水鲇鱼,体表无鳞,有类似鳗鱼尾鳍的很长的臀鳍。