brachyura

Brachyura

Brach`y*u"ra\, n. pl. [NL., fr. Gr. brachy`s short + ? tail.] (Zo["o]l.) A group of decapod Crustacea, including the common crabs, characterized by a small and short abdomen, which is bent up beneath the large cephalo-thorax. [Also spelt Brachyoura.] See Crab, and Illustration in Appendix.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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