Ventral views of right hand and foot of Osteocephalus vasquezi sp. nov. holotype (CORBIDI 7284). Scale bar: 10 mm.

 
 
  Part of: Venegas PJ, García-Ayachi LA, Toral E, Malqui J, Ron SR (2023) A new species of spiny-backed tree frog, genus Osteocephalus (Anura, Hylidae), from the Yanachaga Chemillén National Park in central Peru. Evolutionary Systematics 7(2): 237-251. https://doi.org/10.3897/evolsyst.7.102360