Type locality: Adult male, collected by F. Kraus along Gesirava river, W slope Mt. rio, 11.49179ºs, 153.41261ºe, 127 m, sudest island, Milne Bay Province, Papua new Guinea, 18 April 2004.
Holotype: BPBM 20411 (field tag FK 9639).
Paratypes: BPBM 20422, near Gesirava river, 11.4913949ºs, 153.41667ºe, 130–150 m, sudest island, 22 April 2004; BPBM 20423, PnGnM 24085, W slope Mt. rio, 11.50435ºs, 153.42957ºe, 630 m, sudest island, 23 April 2004; BPBM 20424–26, near summit of Mt. rio, 11.50815ºs, 153.43086ºe, 730–800 m, sudest island, 23 April 2004.
- Kraus F., Allison A., 2009: New species of frogs from Papua New Guinea. Bishop Museum Occasional Papers, 104: 1–36. pdf