Xue, Dayong, Le Cui, and Nan Jiang. 2018. “A Review of Problepsis Lederer, 1853 (Lepidoptera: Geometridae) from China, With Description of Two New Species”. Zootaxa 4392 (1). Auckland, New Zealand:101–127. https://doi.org/10.11646/zootaxa.4392.1.5.