Mesoptila melanolopha is a moth in the family Geometridae first described by Charles Swinhoe in 1895. It is found in Nepal, China (Shaanxi, Jiangsu, Hunan), Korea, Japan, Taiwan, India (Sikkim, Meghalaya), Sri Lanka, Thailand, Vietnam, Malaysia and on Java, Bali and Borneo.Mironov, V. G.; Galsworthy, A. C. & Yazaki, K. (2009). "A survey of the genus Eupithecia (Lepidoptera, Geometridae) in mainland South East Asia: Part II". Transactions of the Lepidopterological Society of Japan. 60 (3): 167-188.
The wingspan is 16–21 mm.
The larvae have been recorded feeding Stephania species.
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