#genus_Uca__Uca  fiddler crabs
  supertype:  arthropod_genus  a genus of arthropods
  member of:  suborder_Brachyura
  member:  fiddler_crab__fiddlercrab  burrowing crab of American coastal regions having one claw much enlarged in the male

No statement uses or specializes genus_Uca; click here to add one.