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Definition of Term

clasper spine
(english) In the external clasper, a projection of the terminal 3 cartilage on the lateral surface of the clasper glans, which forms a short to long, acutely pointed, spine that is covered with shiny hard tissue, possibly enameloid, dentine or both. In some squaloids other terminal cartilages may have spines. (See also: clasper, terminal 3 cartilage, clasper glans)

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