Suastus

Suastus, whose members are called palm bobs, is a genus of grass skipper butterflies in the family Hesperiidae.

Species

 * Suastus gremius (Fabricius, 1798) South India, Northwest Himalayas to Burma, Thailand, Laos, Vietnam, Hainan, Hong Kong, Formosa, Langkawi, Malaya, Sri Lanka, Sumba, Indian palm bob
 * Suastus minuta (Moore, 1877) South India, Sikkim to Burma, Sri Lanka, Thailand, Laos, Hainan, Vietnam and Malaya, Small palm bob
 * Suastus everyx (Mabille, 1883) Burma, Thailand, Malaya, Borneo, Sumatra, Java, Bali, White palm bob
 * Suastus migreus (Semper, 1892) Philippines

Biology
The larvae feed on Palmae including Arenga, Borassus, Caryota, Chamaerops, Cocos, Licuala, Phoenix, Rhapis , Trachycarpus, Calamus