ON : Arhopala insperata Seki & Nakamura, 2026 OD : Butterflies 99: 28-29, figs.5H(HT,♂,♂Un), 5HG-1, 5Hg-2(♂genitalia), 5I(PT,♀,♀Un). TL : Laksao, Bolikhamxai, C.Laos. Distribution : Laos, Vietnam.

Holotype ♂, 11.Mar.1999, Laksao, Bolikhamxai, C. Laos, K.Miura leg. (in coll. N.Nakamura: It will be deposited at RIEB)
Paratypes :locality and collector same as holotype. 1♀, 28.Feb.1999. (in coll. K.Miura); 1♀, 3.Feb.1999, (in coll. Y.Seki).

[ LAOS ]
Arhopala vihara ssp. ; Osada, Uémura & Uehara,1999 : 217, pl.117, fig.♂(Un). (Thakhek)
Arhopala vihara ssp. ; Nakamura & Wakahara,2012 : 54.

[ VIETNAM ]
Arhopala vihara ; Monastyrskii et al.,2006 : 43. (Thua Thien Hue: A Luoi)
Arhopala vihara ssp. ; Monastyrskii & Devyatkin,2015 : 61. (C: Quang Nam)

[ VIETNAM ]
Lam Dong : 1♀.

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Further distributional and taxonomic studies, particularly molecular analysis, are needed.

Seki, Y. & Nakamura, N.,2026 : New findings on Lycaenidae (Lepidoptera) from Indochina, including descriptions of a new species and three new subspecies.
Butterflies 99: 25-42.

2026.06.30.