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homocercal

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adjective ho·mo·cer·cal \ˌhō-mə-ˈsər-kəl, ˌhä-\

Definition of homocercal

  1. 1 of a fish tail fin :  having the upper and lower lobes approximately symmetrical and the vertebral column ending at or near the middle of the base

  2. 2 :  having or relating to a homocercal tail fin



1838

First Known Use of homocercal

1838


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