Figure 2
From: Evolutionary variation in the mechanics of fiddler crab claws
Major claw outline of a male Uca beebei . Measurements used in the study: A – B, out-lever length from the fulcrum to the claw tip; A – C, out-lever length from the fulcrum to the tubercle in the gape of the claw; A – D, in-lever length from the fulcrum to the apodeme insertion on the ventral portion of the dactyl (modified from Dennenmoser and Christy 2013).