#Japanese_oyster__Ostrea_gigas  large native of Japan introduced along United States Pacific coast; candidate for introduction in Chesapeake Bay
  supertype:  oyster  marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters
  member of:  genus_Ostrea__Ostrea  type genus of the family Ostreidae
     member of:  family_Ostreidae__Ostreidae  oysters
        member of:  class_Bivalvia__Bivalvia__Lamellibranchia__class_Lamellibranchia__class_Pelecypoda  oysters; clams; scallops; mussels
           member of:  phylum_Mollusca__Mollusca  gastropods; bivalves; cephalopods; chitons
              member of:  kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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