Word Study
cephalothorax
CIDE DICTIONARY
cephalothorax, n. [Cephalo- + thorax.].
The anterior portion of any one of the Arachnida and higher Crustacea, consisting of the united head and thorax. [1913 Webster]
OXFORD DICTIONARY
cephalothorax, n. (pl. -thoraces or -thoraxes) Anat. the fused head and thorax of a spider, crab, or other arthropod.
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