#rorqual__razorback  any of several baleen whales of of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin
  supertype:  baleen_whale__whalebone_whale__whalebonewhale  whale with plates of whalebone along the upper jaw for filtering plankton from the water
  member of:  family_Balaenopteridae
  subtype:  finback_whale__finbackwhale__finback__finwhale__common_rorqual__Balaenoptera_physalus  large flat-headed whalebone whale having deep furrows along the throat; of Atlantic and Pacific
  subtype:  sei_whale__seiwhale__Balaenoptera_borealis  similar to but smaller than the finback whale
  subtype:  lesser_rorqual__piked_whale__pikedwhale__minke_whale__minkewhale__Balaenoptera_acutorostrata  small finback of coastal waters of Atlantic and Pacific

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