Diphycercal meaning

dĭfĭ-sûrkəl
Having or designating a tail fin in which the vertebral column extends to the tip, with symmetrical upper and lower parts, as in the lungfishes.
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(zoology) Describing a symmetric tail fin in which the vertebral column extends to the tip.
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Designating, of, or having a tail fin in which the upper and lower lobes taper symmetrically to a point to which the spinal column extends.
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Origin of diphycercal

  • Greek diphuēs double diphyodont kerkos tail –al

    From American Heritage Dictionary of the English Language, 5th Edition