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Watson A., 1968: The taxonomy of the Drepaninae represented in China, with an account of their world distribution (Lepidoptera: Drepanidae). 149 pp. Bulletin of the British Museum (Natural History), Entomology Suppl. 12: 1-151 + 14 pl.
Watson A., 1961: A taxonomic study of some Indo-Australian Drepanidae (Lepidoptera). 2 plates, 34 pp. [M36] Bulletin of the British Museum (Natural History), Entomology.