#oyster  marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters
  supertype:  bivalve__lamellibranch  marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together
  subtype:  seed_oyster  bluepoint  Japanese_oyster  Virginia_oyster  pearl_oyster  saddle_oyster  window_oyster
  member of:  family_Ostreidae
  part:  huitre__oyster  edible body of any of numerous oysters

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