♂, Chanthaburi, Thailand.		♀, Chanthaburi, Thailand.
♂, Yala, Thailand.		♂, Yala, Thailand.

ON : Nacaduba calauria malayica Corbet, 1938 OD : Trans. R. ent. Soc. Lond. 87(5):137-138, pl.1, figs.4,33. TL : Selangor, "Malay Peninsula" [W.Malaysia]. (NHML) Distribution : C. to SE. & P.Thailand, Cambodia, Langkawi, W.Malaysia, Singapore, Borneo, Sumatra, Nias.

Holotype ♂, 9.Feb.1930. Ampang Forest Reserve, Selangor, Malay Peninsula. A.S.Corbet
Allotype ♀, 22.Aug.1928. Gunong Angsi, 2600feet, Negri Sembilan, Malay Peninsula. A.S.Corbet

[ THAILAND ]
Nacaduba calauria malayica ; Pinratana,1981 : 63, pl.30, fig.3,♂. (Yala)
Nacaduba calauria malayica ; Ek-Amnuay,[2007] : 583, pl.264, figs.L138,♂,♂(Un). (Yala)
Nacaduba calauria malayica ; Ek-Amnuay,2012 : 606, pl.274, figs.L163,♂,♂(Un). (Yala)
Nacaduba calauria malayica ; Kimura et al.,2014 : 160, figs.♂,♂(Un),♂,♂(Un),♀,♀(Un). (Nakohn Nayok; Thaleban; Than To WF.)
Nacaduba calauria malayica ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2015- : Butterflies of Thailand, fig. (Yala) (accessed: 2021.05.12)
Nacaduba calauria malayica ; Küppers & Janikorn,2020 : 165, fig.Abb.L-206. (Phang Nga)

[ CAMBODIA ]
Nacaduba calauria ; Monastyrskii et al.,2011 : 130. (Phnom Samkos W.S.)
Nacaduba calauria malayica ; Chartier & Kosterin,2022 : 121. (Pursat)

[ THAILAND ]
Chanthaburi : 2♂ 1♀.

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Surat Thani (Koh Phangan dist.) : 1♂.

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Yala : 17♂.

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The butterfly is locally common in montane forests at low to moderate elevations (Alt. 100 - 550m). Males frequently come to the banks of streams and puddles to suck water.

Corbet, A.S.,1938 : A Revision of the Malayan species of the Nacaduba group of Genera (Lepidoptera: Lycaenidae)
Trans. R. ent. Soc. Lond. 87(5):125-146, pl.1.

Tite, G.E.,1963 : A Synonymic List of the Genus Nacaduba and Allied Genera (Lepidoptera: Lycaenidae).
Bull. Br. Mus. nat. Hist. (Ent.) 13(4):69-116, 91 tf, 2 pls. London.

♂, Yala, Thailand. (photo by S.Atdhabhan)

1999.07.11 - 2023.09.30.