Definition of Homocercal

1. Adjective. Possessing a symmetrical tail that extends beyond the end of the vertebral column (as in most bony fishes).

Category relationships: Ichthyology
Antonyms: Heterocercal



Definition of Homocercal

1. a. Having the tail nearly or quite symmetrical, the vertebral column terminating near its base; -- opposed to heterocercal.

Definition of Homocercal

1. Adjective. (ichthyology) Describing the symmetric tail of a fish that has two lobes extending from the end of the vertebral column. ¹

¹ Source: wiktionary.com

Definition of Homocercal

1. [adj]

Medical Definition of Homocercal

1. Having the tail nearly or quite symmetrical, the vertebral column terminating near its base; opposed to heterocercal. Origin: Homo- + Gr. Tail. Source: Websters Dictionary (01 Mar 1998)

Homocercal Pictures

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Lexicographical Neighbors of Homocercal

homoaromacity
homoaromatic
homoatomic
homobatrachotoxin
homobenzylic
homobiotin
homoblastic
homocapsaicin
homocarnosine
homocarnosinosis
homocategoric
homocaust
homocellular
homocentric
homocentrism
homocercal (current term)
homocercal fin
homocercies
homocercy
homocerebrin
homochain
homochains
homochiral
homochiralisation
homochirality
homochiralization
homochlorcyclizine
homochromatic
homochromous
homochromy

Literary usage of Homocercal

Below you will find example usage of this term as found in modern and/or classical literature:

1. Evolution: Its Nature, Its Evidences, and Its Relation to Religious Thought by Joseph LeConte (1891)
"-These are the even-lobed, or homocercal (Fig. 59), and the uneven- lobed, or heterocercal (Fig. ... homocercal tail-fin. A, form ; B, structure. 5"io. 60. ..."

2. A Manual of Zoology by Henry Alleyne Nicholson (1870)
"The homocercal tail is the one which most commonly occurs in our modern fishes, ... Tails of different fishes, lobe Of the tail, Stops short at a homocercal ..."

3. Darwinism Illustrated: Wood-engravings Explanatory of the Theory of Evolution by George John Romanes (1892)
"... but a better illustration has already been given on p. 100.) FIG. 68.—homocercal Tail, showing (A) external form and (B) internal structure. ..."

4. Annals and Magazine of Natural History by William Jardine (1855)
"That they should be really heterocercal, and not homocercal, in thcir earliest condition. On examination, however, it turns out that ..."

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