#family_Portunidae__Portunidae  swimming crabs
  supertype:  arthropod_family__arthropodfamily  any of the arthropods
  member of:  suborder_Brachyura
  member:  swimming_crab  marine crab with some legs flattened and fringed for swimming
  member:  genus_Portunus__Portunus  type genus of the family Portunidae
     member:  English_lady_crab__Portunus_puber  crab of the English coasts
  member:  genus_Ovalipes__Ovalipes  a genus of Portunidae
     member:  American_lady_crab__lady_crab__calico_crab__Ovalipes_ocellatus  brightly spotted crab of sandy beaches of the United States Atlantic coast
  member:  genus_Callinectes__Callinectes  New World blue crabs
     member:  Callinectes_sapidus__blue_crab  bluish edible crab of Atlantic and Gulf coasts of North America

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