ERLACHER, S., PALMA, L. M. and ERLACHER, J. (2017) “A systematic revision of <em>Charissa</em>, subgenus <em>Pterygnophos</em> Wehrli, 1951, with description of a new species (Lepidoptera: Geometridae)”, Zootaxa. Auckland, New Zealand, 4341(3), pp. 400–418. doi: 10.11646/zootaxa.4341.3.4.