Lieftinck, M. A. The dragonflies (Odonata) of New Guinea and neighbouring islands. Part VII. Results of the Third Archbold expedition 1938-1939 and of the Le Roux Expedition 1939 to Netherlands New Guinea (II. Zygoptera). Nova Guinea New Series: 5: 1-271, figs. 1-288, tab. 1-7. (1949).