Hypertext Webster Gateway: "cephalothorax"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Cephalothorax \Ceph`a*lo*tho"rax\, n. [Cephalo- + thorax.]
(Zo["o]l.)
The anterior portion of any one of the Arachnida and higher
Crustacea, consisting of the united head and thorax.
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