Gerosis is an Indomalayan genus of spread-winged skippers in the family Hesperiidae.There are six species found from China and Northeast India to Java and the Sula Archipelago east of Sulawesi.They are lowland (less than 650 metres) forest (primary or advanced secondary) butterflies. They seek sunny areas between 1 and 4 metres above ground, but females can be encountered in the shade.
Species Gerosis bhagava (Moore, ) Gerosis limax (Plötz, 1884) Burma, Thailand, Malay Peninsula, Singapore, Borneo, Sumatra Gerosis phisara (Moore, 1884) Gerosis sinica (C. & R. Felder, 1862) North East India Burma, Laos, Thailand, South and Central China, Yunnan Gerosis yuani Huang, 2003 Yunnan Gerosis tristis (Eliot, 1959) Malaya, Vietnam Gerosis corona (Semper, 1892) Philippines Gerosis celebica (C. & R. Felder, ) Celebes
Biology The larvae feed on Leguminosae including Abrus, Amphicarpaea, Dalbergia Robinson, G. S., P. R. Ackery, I. J. Kitching, G. W. Beccaloni & L. M. Hernández, 2010. HOSTS - A Database of the World's Lepidopteran Hostplants. Natural History Museum, London. nhm hosts
References
Natural History Museum Lepidoptera genus database Gerosis Mabille, 1903 at Markku Savela's Lepidoptera and Some Other Life Forms