sphenotic
  蝶耳骨
  Sphe·not·ic a.  Anat. Of, pertaining to, or designating, the sphenotic bone.
  Sphenotic bone Anat., a bone on the anterior side of the auditory capsule of many fishes, and connected with, or adjoining, the sphenoid bone.
  Sphe·not·ic, n. Anat. The sphenotic bone.
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