ctenoid scale

ctenoid scale
a scale having small spines (ctenii) on the posterior exposed portion and which hence feel rough when stroked towards the head. Typical of many Teleostei

Dictionary of ichthyology. 2009.

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  • Ctenoid — means having the margin toothed like a comb . It is used to the scales of some fishes, such as perciforms that have such a toothed margin. Ctenoid scales are essentially cycloid scales with teeth at their posterior edges. It is thought that these …   Wikipedia

  • Ctenoid — Cte noid (t[=e] noid or t[e^]n oid), a. (Zo[ o]l.) (a) Having a comblike margin, as a ctenoid scale. (b) Pertaining to the Ctenoidei. n. A ctenoidean. [1913 Webster] …   The Collaborative International Dictionary of English

  • cyclo-ctenoid scale — a scale intermediate in form between cycloid and ctenoid scales; teeth are present but are small, smooth and few in number, e.g. in characoids …   Dictionary of ichthyology

  • ctenoid — adjective Etymology: International Scientific Vocabulary, from Greek ktenoeidēs, from kten , kteis comb more at pectinate Date: 1872 having the margin toothed < ctenoid scale >; also having or consisting of ctenoid scales < ctenoid fishes > …   New Collegiate Dictionary

  • scale — 1) a small, stiff, typically plate like body in the skin of fishes, serving to protect, colour, and support the body. May be modified into spines, tubercles, bony plates, an exoskeleton, reduced or even lost. Phylogenetically absent in Amphioxi… …   Dictionary of ichthyology

  • Scale — Scale, n. [Cf. AS. scealu, scalu, a shell, parings; akin to D. schaal, G. schale, OHG. scala, Dan. & Sw. skal a shell, Dan. ski[ae]l a fish scale, Goth. skalja tile, and E. shale, shell, and perhaps also to scale of a balance; but perhaps rather… …   The Collaborative International Dictionary of English

  • Scale armor — Scale Scale, n. [Cf. AS. scealu, scalu, a shell, parings; akin to D. schaal, G. schale, OHG. scala, Dan. & Sw. skal a shell, Dan. ski[ae]l a fish scale, Goth. skalja tile, and E. shale, shell, and perhaps also to scale of a balance; but perhaps… …   The Collaborative International Dictionary of English

  • Scale beetle — Scale Scale, n. [Cf. AS. scealu, scalu, a shell, parings; akin to D. schaal, G. schale, OHG. scala, Dan. & Sw. skal a shell, Dan. ski[ae]l a fish scale, Goth. skalja tile, and E. shale, shell, and perhaps also to scale of a balance; but perhaps… …   The Collaborative International Dictionary of English

  • Scale carp — Scale Scale, n. [Cf. AS. scealu, scalu, a shell, parings; akin to D. schaal, G. schale, OHG. scala, Dan. & Sw. skal a shell, Dan. ski[ae]l a fish scale, Goth. skalja tile, and E. shale, shell, and perhaps also to scale of a balance; but perhaps… …   The Collaborative International Dictionary of English

  • Scale insect — Scale Scale, n. [Cf. AS. scealu, scalu, a shell, parings; akin to D. schaal, G. schale, OHG. scala, Dan. & Sw. skal a shell, Dan. ski[ae]l a fish scale, Goth. skalja tile, and E. shale, shell, and perhaps also to scale of a balance; but perhaps… …   The Collaborative International Dictionary of English

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