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diphycercalenUK
diph·y·cer·cal D0238500 (dĭf′ĭ-sûr′kəl)adj. 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. [Greek diphuēs, double; see diphyodont + kerkos, tail + -al.] diph·y·cer′cy (-sûr′sē) n.diphycercal (ˌdɪfɪˈsɜːkəl) adj (Zoology) ichthyol of or possessing a symmetrical or pointed tail with the vertebral column extending to the tip, as in primitive fishes[C19: from Greek diphuēs twofold (from di1 + phuē growth) + kerkos tail]diphycercalenUK
diphycercal[¦dī·fə′ser·kəl] (vertebrate zoology) Pertaining to a tail fin, having symmetrical upper and lower parts, and with the vertebral column extending to the tip without upturning. |