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Definition of Term

alar spines
(english) Specialized prehensile spines near the disc edge in all male skates (Rajoidea); a spine on the upper surface of the pectoral fin near the tip, in some male rajidae. (See also: spine, alar thorns, prehensile)
épines alaires
(french) Épines préhensiles spécialisées, situées près du bord de disque chez les pocheteaux mâles (rajoidés). (See also: spine, alar thorns, prehensile)
espinhas alares
(portuguese) Espinhos preenseis especializados situados perto do disco dos Rajídeos machos. (See also: spine, alar thorns, prehensile)

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