cheliped (n.)

"large, specialized chelate limb of a crustacean, great claw of a crab or lobster," 1859, Modern Latin, from chela "claw" (from Greek khele "claw, talon, pincers, cloven hoof," a word of uncertain origin) + Latin pod-, stem of pes "foot" (from PIE root *ped- "foot").

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