Acosmeryx naga is a moth of the family Sphingidae. It was described by Frederic Moore in 1858, and is known from Japan, Tajikistan, Afghanistan, China and South-east Asia.
Description The wingspan is 86–112 mm.
Distribution In northern China, there is one generation per year, with adults on wing from April to June. In Korea, adults are on wing from early May to mid-August.
Biology The larva of the species have been found on plants in the genera Vitis, Ampelopsis, Actinidia, and Saurauia.
Subspecies Acosmeryx naga naga (Himalayan foothills of Pakistan, India, Nepal and China, Peninsular Malaysia, Thailand, northern Vietnam, eastern and southern China, Taiwan, Korea and Japan) Acosmeryx naga hissarica Shchetkin, 1956 (southern Tajikistan and Afghanistan)
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