Kunugia undans is a species of moth in the family Lasiocampidae. It is found in Russia, Japan, China, Taiwan, Vietnam, South Korea, Bhutan. The wingspan is 58–105 mm. Adults are on wing in September in Taiwan. The larvae feed on Ardisia sieboldii and Barringtonia racemosa. Subspecies Kunugia undans undans Kunugia undans metanastroides (Strand, 1915) (Taiwan) Kunugia undans shensiensis (De Lajonquiére, 1973) (China) Kunugia undans chosenicola (Bryk, 1948) (Korea) Kunugia undans iwasakii (Nagano, 1917) (Japan) Kunugia undans fasciatella (Ménétriés, 1858) (Russia) Kunugia undans flaveola (Motschulsky, 1866) (Japan) References Moths described in 1855 Lasiocampidae Moths of Japan