Life colour variation in Ptenopus circumsyrticus sp. nov.: A NMNW R11394 (holotype) from Gobabeb, Erongo Region, Namibia (–23.5732, 15.0368); B FB2003 (unvouchered) from Keerwerder, NamibRand, Hardap Region, Namibia (–24.9818, 15.9338); C, D FB2080 from NE of Gobabeb (–23.3175, 15.5700); E unvouchered specimen from near locality of C; F NMNW R11355 (paratype) from near locality of B (–24.9495, 16.0397). Photos by Francois S. Becker.

 
 
  Part of: Becker FS, Alexander GJ, Tolley KA (2025) Singing on key: An integrative taxonomic revision of barking geckos (Gekkonidae: Ptenopus) with six additional species and keys for morphology and advertisement calls. Vertebrate Zoology 75: 277-323. https://doi.org/10.3897/vz.75.e153514