Having the lobes of the tail unequal. Opposed to homocercal.
| 单词 | θ36543 |
| 释义 | the world > animals > fish > parts of fish > [adjective] > having fin(s) > having specific type of caudal fin (5) heterocercal1838 Having the lobes of the tail unequal. Opposed to homocercal. homocercal1838 Having the lobes of the tail equal; having a symmetrical tail. Also said of the tail. Opposed to heterocercal. gephyrocercal1886 Having the caudal fin formed by the meeting of the dorsal and anal fins. orthaxial1886 Having a straight vertebral axis, as a protocercal tail. homocerc- = homocercal, adj. |
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