#genus_Acipenser__Acipenser  type genus of the Acipenseridae: sturgeons
  supertype:  fish_genus  any of various genus of fish
  member of:  family_Acipenseridae
  member:  Pacific_sturgeon__white_sturgeon__whitesturgeon__Sacramento_sturgeon__Acipenser_transmontanus  food and game fish of marine and fresh waters of northwestern coast of North America
  member:  beluga__hausen__white_sturgeon__whitesturgeon__Acipenser_huso  valuable source of caviar and isinglass; found in Black and Caspian seas

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