Suastus gremius, the Indian palm bob or palm bob, is a butterfly belonging to the family Hesperiidae. It is found in the Indomalayan realm. Description Subspecies S. g. gremius South India, Northwest Himalayas to Burma, Thailand, Laos, Vietnam, Hainan, Hong Kong, Formosa, Langkawi, Malaya S. g. chilon Doherty, 1891 Sumba S. g. subgrisea (Moore, 1878) Sri Lanka Biology The larva feeds on species of Phoenix , Rhapis, Caryota and Washingtonia References Hesperiinae Butterflies of Asia Butterflies of Singapore Butterflies of Indochina