ornithorhynchus
  鴨嘴獸
  Or·ni·tho·rhyn·chus prop. n.  Zool. A genus of monotremes including the platypus (Ornithorhyncus anatinus).  See Duck mole, under Duck.
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  Ornithorhynchus
       n : type genus of the family Ornithorhynchidae [syn: genus
           Ornithorhynchus]