dermal denticle


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dermal denticle

[¦dər·məl ′dent·i·kəl]
(vertebrate zoology)
A toothlike scale composed mostly of dentine with a large central pulp cavity, found in the skin of sharks.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Dermal denticles low, small, truncate, distinctly block-like crowns without any spines, irregularly arranged along head and trunk; denticles on caudal fin more rhomboid in shape and relatively anteriorly oriented; smaller specimens possessing dermal denticles with pointed crowns.
Development of dermal denticles in skates (Chondrichthyes, Batoidea): Patterning and cellular differentiation.
Reif (1985) suggested that dermal denticles are family, genus, and in some cases even species specific.