Hyperolius castaneus Ahl, 1931a: 31.

Tillack, Frank, Ruiter, Ronald de & Roedel, Mark-Oliver, 2021, A type catalogue of the reed frogs (Amphibia, Anura, Hyperoliidae) in the collection of the Museum fuer Naturkunde Berlin (ZMB) with comments on historical collectors and expeditions, Zoosystematics and Evolution 97 (2), pp. 407-450 : 407

Hyperolius castaneus Ahl, 1931a: 31.

Holotype.

ZMB 60230, "Vulkangebiet nord-östlich des Kivu-See’s” [volcano region northeast of Lake Kivu, Virunga Mountains, along the border between Rwanda and the Democratic Republic of the Congo], coll. Werner Alborus von Raven, X/1907.

Present name.

Hyperolius castaneus Ahl, 1931.

Remarks.

Drawing in Ahl (1931b: 286, fig. 159). The German medical doctor von Raven, who specialized in bacteriology and tropical medicine, accompanied the first "Deutsche Zentral-Afrika-Expedition" under the leadership of Adolf Friedrich, Duke of Mecklenburg from 1907 to 1908 ( Schubotz 1909). For expedition information see account on Hyperolius adolphi-friederici .

Hyperolius castaneus

see Hyperolius adolphi-friederici , Hyperolius latifrons , Hyperolius rugegensis , Hyperolius ventrimaculatus.