#subclass_Malacostraca__Malacostraca  largest subclass of Crustacea including most of the well-known marine, freshwater, and terrestrial crustaceans: crabs; lobsters; shrimps; sow bugs; beach flies
  supertype:  class.aggregation__clas__family  a collection of things sharing a common attribute; "there are two classes of detergents"
  member:  malacostracan_crustacean  Decapoda  order_Euphausiacea  order_Mysidacea  order_Isopoda  order_Amphipoda
  member of:  class_Crustacea__Crustacea  class of mandibulate arthropods including: lobsters; crabs; shrimps; woodlice; barnacles; decapods; water fleas
     member of:  phylum_Arthropoda__Arthropoda  jointed-foot invertebrates: arachnids; crustaceans; insects; millipedes; centipedes
        member of:  kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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