Distribution: P. Thailand (Ko Samui), W. Malaysia, Borneo, Talaud, Philippines.
Image locations: Surat Thani (Koh Samui)
Additional notes: Many thanks to Les Day for sharing what is probably one of the rarest butterflies in Thailand. This species has only been seen in Thailand on Koh Samui, first by Masashi Maruyama in 1989 and then by Les in 2010 with 4 additional sightings by him. (1.)
Images of Hasora mavis from Thailand.
Hasora mavis (Koh Samui, Surat Thani Prov. - 23 January 2015)