♂, Chiang Mai, Thailand.		♂, Nan, Thailand.
♂, Tak, Thailand.		♂, Xieng Khouang, Laos. (photo by H.Onodera)
♂, Houaphan, Laos. (photo by K.Saito)		♂, Sekong, Laos.

ON : Neptis radha Moore, [1858] OD : in: Horsfield & Moore, Cat. lep. Ins. East-India Co. 1:166, pl.4a, fig.4. TL : ' "Bootan" [Bhutan]; Darjeeling, [N.India]'. (NHML) Distribution : Nepal to Myanmar, Thailand, Laos, Vietnam, Yunnan.

[ THAILAND ]
Neptis radha radha ; Pinratana,1979 : 51, figs.N89,♂,♂(Un). (Chiang Mai)
Neptis radha radha ; Pinratana & Eliot,1996 : 52. pl.32, figs.83,♂,♂(Un). (Chiang Mai)
Neptis radha radha ; Ek-Amnuay,[2007] : 396, pl.172, figs.N86,♂,♂(Un),♀[♂],♀[♂](Un). (Chiang Mai: Doi Inthanon)
Neptis radha radha ; Ek-Amnuay,2012 : 408, pl.177, figs.N262,♂,♂(Un),♀[♂],♀[♂](Un). (Doi Inthanon; 'Mae Hong Son'; Nan)
Neptis radha radha ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2015- : Butterflies of Thailand, figs. (Kamphaeng Phet) (accessed: 2023.06.30)
Neptis radha radha ; Kimura et al.,2016 : 83, figs.♂,♂(Un). (Doi Inthanon)

[ LAOS ]
Neptis radha f. asteralitis ; Dubois & Vitalis,1924 : 40. (Sala-Tong-King)
Neptis radha radha ; Osada, Uémura & Uehara,1999 : 206, pl.55, figs.♂,♂(Un). (Xam Neua)
Neptis radha radha ; Nakamura & Wakahara,2012 : 45.
Neptis radha radha ; Onodera,2022 : 34, pl.110, figs.♂,♂(Un). (Xiengkhouang: Phou Samsoum)

[ VIETNAM ]
Neptis radha radha ; Monastyrskii & Devyatkin,2000 : 476. (Kon Ka Kinh)
Neptis radha radha ; Monastyrskii & Devyatkin,2015 : 37. (N / C)
Neptis radha radha ; Monastyrskii,2019 : 4(2):81, pl.51, figs.2a♂,2b♂(Un). (N: Ta Phin; Hoang Lien; Tam Dao; Lung Li / C: Vu Quang; Kon Ka Kinh)

[ THAILAND ]
Chiang Mai (Omkoi dist.) : 9♂.

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Tak : 3♂ (incl. photo).

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Nan : 5♂.

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[ LAOS ]
Xieng Khouang : 2♂ (photo by H.Onodera).

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Houaphan ; 1♂.

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Sekong : 1♂.

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The butterfly is locally uncommon in montane forests at moderate elevations (Alt. 1200 - 1600m).
The populations from S. Laos and C. Vietnam have paler and more yellowish bands on the upperside. Further taxonomic study is needed.

Moore, F.,[1858] : in: Horsfield & Moore, A catalogue of the Lepidopterous Insects in the Museum of the Hon. East-India Company. Vol.1.
London, W.H. Allen and Co. v + 278 pp., 12 pls.

Eliot, J.N.,1969 : An Analysis of the Eurasian and Australian Neptini (Lepidoptera: Nymphalidae).
Bull. Br. Mus. nat. Hist. (Ent.) Supple.15. London.

♂, Tak, Thailand.
♂, Tak, Thailand.	♂, Tak, Thailand.

2006.02.20 - 2023.06.30.