homocercal


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Related to homocercal: heterocercal

homocercal

[‚häm·ə′sər·kəl]
(vertebrate zoology)
Pertaining to the caudal fin of certain fishes which has almost equal lobes, with the vertebral column terminating near the middle of the base.
References in periodicals archive ?
The early life history stages used in our study were based on the flexion of the notochord that accompanies the hypochordal development of the homocercal caudal fin.