Brachyura
Brachyura ({not transcribed}) , noun, plural
[New Latin, from Greek brachy`s short + o'yra` tail.]
(Zoology) 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.