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Bearing spines: spinose gastropods.
[Latin spīnōsus, from spīna, thorn.]
spi·nos′i·ty (-nŏs′ĭ-tē) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.