♂, Ranong, Thailand.		♀, Chiang Mai, Thailand.
♂, Ranong, Thailand.		♂, Ranong, Thailand.
♂, Satun, Thailand.		♀, Chiang Mai, Thailand.

ON : Arhopala duessa Doherty, 1889 OD : J. asiat. Soc. Bengal, Pt.2. 58(4):419, pl.23, fig.6,♂,♂(Un). TL : Myitta, Burma. (♂, NHML) Distribution : Myanmar, Thailand, Laos, Vietnam, Langkawi.

[ THAILAND ]
Amblypodia duessa ; Godfrey,1930 : 336-337. (Prae: Me Song forest)
Arhopala epimete duessa ; Pinratana,1981 : 97, pl.16, figs.7,♂,8,♂(Un). (Chiang Mai; Ranong)
Arhopala epimete duessa ; Ek-Amnuay,[2007] : 640, pl.291, figs.L269,♂,♂(Un),♀,♀(Un). (Chiang Mai; Phrae)
Arhopala epimete duessa ; Ek-Amnuay,2012 : 674, pl.307, figs.L293,♂,♂(Un),♀,♀(Un). (Chiang Mai; Phrae)
Arhopala epimete duessa ; Kimura et al.,2014 : 79, figs.♂,♂(Un),♀,♀(Un). (Khlong Naka; Tarutao Is.)
Arhopala epimete duessa ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2015- : Butterflies of Thailand, fig. (Chiang Mai) (accessed: 2023.05.16)

[ LAOS ]
Arhopala epimete duessa ; Osada, Uémura & Uehara,1999 : 217, pl.118, figs.♂,♂(Un). (Oudomxay; Phong Si)
Arhopala epimete duessa ; Nakamura & Wakahara,2012 : 54.
Arhopala epimete duessa ; Onodera,2022 : 87, pl.218, figs.♂,♂(Un). (Khammouan: Nahin)

[ VIETNAM ]
Arhopala epimete ; Monastyrskii et al.,2006 : 43. (Thua Thien Hue: Phong Dien)
Arhopala epimete duessa ; Monastyrskii & Devyatkin,2015 : 61. (C: Thua Thien Hue)

[ THAILAND ]
Chiang Mai : 6♂ 3♀ (incl. photo).

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Ranong : 1♂ 1♀.

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Satun (Koh Tarutao) : 1♂.

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[ LAOS ]
Bolikhamxai : 1♂ (photo by H.Onodera).

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The butterfly is locally not rare in montane forests at low to moderate elevations (Alt. 30 - 550m). Further distributional research is needed.

Doherty, W.,1889 : On certain Lycaenidae from Lower Tenasserim.
J. asiat. Soc. Bengal, Pt.2. 58(4):409-440, 2 pls.

♂, Chiang Mai, Thailand.	♀, Chiang Mai, Thailand.
♂, Chiang Mai, Thailand.	♀, Chiang Mai, Thailand.

1999.07.18 - 2023.06.30.