A eyes rudimentary to non-visible B eyes well developed and visible C body with indistinct head, beaked snout dominated by very wide rostral scale D body with distinct head, blunt snout with several cephalic scales of different sizes. 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