Life colour variation and burrow cast of Ptenopus kochi: A NMNW R11725 from Gobabeb, Erongo Region, Namibia (–23.5779, 15.0423); B FB2120 from NamibRand Nature Reserve, Hardap Region, Namibia (–24.9770, 15.9302); C NMNW R11751 from Far East Dunes, Hardap Region, Namibia (–23.7953, 15.7825); D FBPtK13 from NW of Gobabeb (–23.3591, 14.8171); E aluminium burrow cast (uncatalogued) from Gobabeb (–23.5622, 15.0403); F individual A, showing typical yellow incursions on the body of males. 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