60 (58) Stout eyestalks with conspicuous, enlarged, club-shaped cornea; chelipeds of both 



sexes well developed and somewhat unequal Ocypode quadrata 



Figure 108. — Ocypode quadrata; carapace and eyes. 



60 (58) Slender eyestalks with cornea not conspicuously enlarged and club-shaped; chelipeds 



of male very unequal, of female equal and quite small Uca A 



A (60) Last legs with upper surface of merus straight; large chela of male without 

 oblique tuberculate ridge on inner surface of palm extending upward from 

 lower margin U. pugilator 



A —^-1 ^ B 



Figure 109. — Uca pugilator; A, merus of last leg; C, chela of male, inner view. U. pugnax, B. merus of last leg. 



A (60) Last legs with upper surface of merus curved; large chela of male with oblique 



tuberculate ridge on inner surface of palm extending upward from lower margin B 



B (A) A transverse shelf or depression on carapace behind orbit; leg joints red on 



large cheliped U. minax 



Figure 1 10. — Uca minax; A, chela of male, inner view; B. carapace and eyes. 



38 



