#genus_Cancer__Cancer  type genus of the family Cancridae
  supertype:  #arthropod_genus  a genus of arthropods
  member of:  #family_Cancridae
  member:  #Cancer_magister__Dungeness_crab  small edible crab of Pacific coast of North America
  member:  #rock_crab__Cancer_irroratus  crab of eastern coast of North America
  member:  #Jonah_crab__Cancer_borealis  large red deep-water crab of the eastern coast of North America

No statement uses or specializes #genus_Cancer; click here to add one.