Holotype of Ptychadena erlangeri. Dorsal and ventral views of the female holotype (ZMB–26887).

 
 
  Part of: Goutte S, Reyes-Velasco J, Freilich X, Kassie A, Boissinot S (2021) Taxonomic revision of grass frogs (Ptychadenidae, Ptychadena) endemic to the Ethiopian highlands. ZooKeys 1016: 77-141. https://doi.org/10.3897/zookeys.1016.59699