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Definition of: homocercal
(hō′mə·sûr′kəl, hom′ə-) adjective Zool.
Characterized by a similarity of the upper and lower halves of the caudal fin in fishes, due to the straight, central position of the caudal verdtebrae. [<HOME- + Gk. kerkos tail]
—ho′mo·cer′cy (-sûr′sē) noun
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