Liu, Z., Xue, D., Wang, W., & Han, H. (2013). A review of Psyra Walker, 1860 (Lepidoptera, Geometridae, Ennominae) from China, with description of one new species. Zootaxa, 3682(3), 459–474. https://doi.org/10.11646/zootaxa.3682.3.7