Translations:Adventist Youth Honors Answer Book/Nature/Shells - Advanced/50/en
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n. Spines
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Venus Comb Murex, Murex pectens. From Ernst Haeckel's Kunstformen der Natur, 1904.
Spines are sharply pointed spurs protruding from a mollusc's shell. Murexes and conches have prominent spines.
