epibranchial


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epibranchial

[¦ep·ə′bräŋ·kē·əl]
(anatomy)
Of or pertaining to the segment below the pharyngobranchial region in a branchial arch.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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No clinical signs from the luxated epibranchial bone were observed.
Teeth cusps in internal premaxillary series forming an arch, with a concave frontal surface in ventral view; larger dentary teeth with more than three cusps; humeral dark brown blotch almost circular or slightly horizontally elongated; usually 7-9 gill-rakers on first epibranchial and more than 13 on hipobranchial arch (3)
(1) They are derived from different embryologic cell anlages: the epibranchial placode of the second branchial arch and the neural crest of the facial primordium, respectively.
The hyoid apparatus of the Chinese goose is composed of a single entoglossal bone, paired rostral basibranchial bones, an urohyal bone, paired ceratobranchial bones, and paired epibranchial bones.
Gill rakers on first arch 4-5 ([bar.x] = 4.4, SD = 0.49) + 16-17-18 ([bar.x] = 16.9, SD = 0.71) = 20-21-22 (x = 21.3, SD = 0.71), larger rakers on both epibranchial and ceratobranchial possess a row of small, bluntly pointed crenulations along their medial surfaces (Fig.
The scarids also have a 4th epibranchial that is easily identified.
Similarly, neurogenin-2 is an essential determination factor for the development of epibranchial placode-derived cranial sensory ganglia.
Anterior three gill arches each of hypobranchial, ceratobranchial, epibranchial and pharyngobranchial, fourth arch of ceratobranchial and epibranchial, fifth arch comprising single ceratobranchial.
It becomes more superficial and rostral as it proceeds ventrally, and it ends adjacent to the deep surface of the epibranchial placode on the dorsal and caudal aspect of the first branchial groove.