Description: English: Grose-Smith, H. & Kirby, W.F. (1887-1892): Rhopalocera exotica, being illustrations of new, rare and unfigured species of butterflies London 1:x, [1-183]. Plate Ornithoptera II Troides riedeli Kirsch, 1885. Date: 30 January 2014, 11:46:01. Source:
https://archive.org/stream/rhopaloceraexoti01smit#page/n50/mode/thumb. Author: Grose-Smith.
