Xue, Dayong, Xuejian Wang, and Hongxiang Han. 2009. “A Revision of Episothalma Swinhoe, 1893, With Descriptions of Two New Species and One New Genus (Lepidoptera, Geometridae, Geometrinae)”. Zootaxa 2033 (1). Auckland, New Zealand:13–25. https://doi.org/10.11646/zootaxa.2033.1.2.