Thenar tubercle of males of Petropedetes newtonii (A male, MNCN 48728) and P. johnstoni (B male, ZFMK 87709). Note the different shape and size and the presence of a dorsal spine on the distal edge of the metacarpal of Finger I in P. newtonii.

 
 
  Part of: Sánchez-Vialas A, Calvo-Revuelta M, Castroviejo-Fisher S, De la Riva I (2018) The taxonomic status of Petropedetes newtonii (Amphibia, Anura, Petropedetidae). ZooKeys 765: 59-78. https://doi.org/10.3897/zookeys.765.24764