Pterasteridae
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Pterasteridae
(′ter·ə′ster·ə′dē)
(invertebrate zoology) A family of deep-water echinoderms in the order Spinulosida distinguished by having webbed spine fins.
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McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved.
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