Leptuca uruguayensis. A carapace with a pair of postero–lateral striae, dorsal view B male major claw with dorsal groove (seta), dorso-frontal view. Leptuca leptodactyla C carapace with a pair of postero-lateral striae, dorsal view D male major claw without dorsal groove, dorso-frontal view.

 
 
  Part of: Masunari S, Martins SB, Anacleto AFM (2020) An illustrated key to the fiddler crabs (Crustacea, Decapoda, Ocypodidae) from the Atlantic coast of Brazil. ZooKeys 943: 1-20. https://doi.org/10.3897/zookeys.943.52773