Hyperolius rugegensis Ahl, 1931a: 82.
Syntypes.
ZMB 77721-77722, "Rugege-Wald, 2000 m hoch" [Nyungwe Forest, Cyangugu Prefecture, West Province, Rwanda], collected during the first "Deutsche Zentral-Afrika-Expedition", VIII/1907.
Present name.
Hyperolius castaneus Ahl, 1931a.
Remarks.
Depicted in Ahl (1931b: 355, fig. 231).