Figures 1–10. 

Photograph of the species: (1) O. albicans; (2) O. angrensis; (3) O. flavoguttata; (4) S. hayii; (5) O. humilis; (6) O. perpusilla; (6) S. similis; (8) O. trapicheroi; (9) O. v-signata; (10) S. x-signatus.

  
  Part of: da Silva HAM, Silva-Soares T, de Brito-Gitirana L (2017) Comparative analysis of the integument of different tree frog species from Ololygon and Scinax genera (Anura: Hylidae). Zoologia 34: 1-17. https://doi.org/10.3897/zoologia.34.e20176