A skin composed by granular scales with or without enlarged tubercles B skin composed by overlapping cycloid keeled scales C presence of toepads on the ventral area of the digits D presence of lamellae on the ventral area of the digits. Photographs by Luis M. P. Ceríaco.

 
 
  Part of: Ceríaco LMP, Marques MP, Sousa ACA, Veríssimo J, Beja P, Ferreira S (2023) Illustrated keys and a DNA barcode reference library of the amphibians and terrestrial reptiles (Amphibia, Reptilia) of São Tomé and Príncipe (Gulf of Guinea, West Africa). ZooKeys 1168: 41-75. https://doi.org/10.3897/zookeys.1168.101334