Lethe sura, the lilacfork, is a species of nymphalid butterfly found along the eastern Himalayas from Sikkim in India to northern Burma.[2] It is also found in Southeast Asia
References
^"Lethe Hübner, [1819]" at Markku Savela's Lepidoptera and Some Other Life Forms
^Talbot, G (1947). Sewell, BBS (ed.). Fauna of British India. Butterflies Volume 2. Taylor and Francis, London. pp. 187–188.