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Carpus

The fifth segment of the leg (and 2nd major segment), the carpus connects the merus to the manus.

The carpuses of the eight walking legs, from the dorsal view of the crab. Figure modified from Crane (1975). image
The carpuses of the eight walking legs, from the dorsal view of the crab. Figure modified from Crane (1975).
The carpuses of the eight walking legs, from the vental view of the crab. Figure modified from Crane (1975). image
The carpuses of the eight walking legs, from the vental view of the crab. Figure modified from Crane (1975).
The parts of the carpus, from a posterior view of a walking leg. Figure modified from Forest and Guinot (1961). image
The parts of the carpus, from a posterior view of a walking leg. Figure modified from Forest and Guinot (1961).