HOMOCERCAL Definition & Meaning

homocercal

[ hoh-muh-sur-kuhl, hom-uh- ]

Phonetic (Standard)IPA

adjective

Ichthyology.

having an equally divided tail, characteristic of adult modern bony fishes.

homocercal

/ ˌhɒm-; ˌhəʊməʊˈsɜːkəl /

adjective

ichthyol of or possessing a symmetrical tail that extends beyond the end of the vertebral column, as in most bony fishes Compare heterocercal

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Other 51�Թ� Forms

��·��·��·�� [hoh, -m, uh, -sur-see, hom, -, uh, -], ��·��·��·��·��·�ٲ� [hoh-m, uh, -ser-, kal, -i-tee, hom-, uh, -], noun

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51�Թ� History and Origins

Origin of homocercal¹

1830–40; homo- + cerc- (< Greek ��é��ǲ� tail) + -al ¹

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51�Թ� History and Origins

Origin of homocercal¹

C19: from homo- + Greek kerkos tail

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Example Sentences

Examples have not been reviewed.

This type of caudal fin must be regarded as secondary, the Gadidae being, no doubt, derived from fishes in which the homocercal fin of the typical Teleostean had been lost.

From

It characterises the earlier periods of the earth's history, whereas in the secondary strata, or those newer than the Permian, the homocercal tail predominates.

From

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