♂, Chiang Mai, Thailand.		♂, Nakhon Nayok, Thailand. (photo by K.Yano)
♂, Ranong, Thailand.		♂, Chiang Mai, Thailand.

ON : Marmessus archbaldi Evans, 1932 OD : Ident. Indian Butts. (2nd. ed.) : 290. TL : '"Rangoon" [Yangon, Myanmar] - "Tavoy" [Dawei, Myanmar]' [Dawna Hills, Myanmar]. (NHML) Distribution : Myanmar, Thailand (Surat Thani and Northwards). ● ssp.archbaldi ● ssp.vietnamica ● transition zone of archbaldi and rufotaenia ● ssp.rufotaenia

Holotype ♂, Jan.1921. Dawna Hills, Burma. W.H.Evans. (NHML)

[ THAILAND ]
Drupadia rufotaenia archbaldi ; Cowan,1974 : 316. (Prae: Me Tharn; Nong Khai Ploy; Ranong)
Drupadia rufotaenia archbaldi ; Pinratana,1981 : 122, pl.22, fig.16,♀. (Ranong)
Drupadia rufotaenia archbaldi ; Ek-Amnuay,[2007] : 674, pl.308, fig.L326a♂(Un). (Ranong; Khao Phanom Bencha)
'Drupadia rufontaenia [sic] archbaldi ; Les Day,2011-2022 : Samui Butterflies, fig.[♀]. (Koh Phangan)' (accessed: 2022.07.30)
Drupadia rufotaenia archbaldi ; Ek-Amnuay,2012 : 712, pl.326, fig.L350a♂(Un). (Ranong; Khao Phanom Bencha)
Drupadia rufotaenia archbaldi ; Kimura et al.,2014 : 106, figs.♂,♂(Un),♂,♂(Un),♀,♀(Un). (Wan Nam Khiewo; Kam Puan; Khlong Naka)
Drupadia rufotaenia archbaldi ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2019- : Butterflies of Thailand, figs., Early Stages. (Sa Kaeo; Nakhon Nayok) (accessed: 2023.07.04)

[ VIETNAM ]
Drupadia rufotaenia archbaldi ; Monastyrskii & Devyatkin,2015 : 65. (C: Thua Thien Hue) (in part)

[ THAILAND ]
Chiang Mai : 2♂.

Jan

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Nakhon Nayok : 2♂ 1♀ (incl. photo by S.Sophonviwatkul).

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Sa Kaeo : 2♂ (photo by T.Aoyama).

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Phetchaburi : 2♂ (photo by T.Aoyama).

Jan

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Ranong : 1♂.

Jan

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Surat Thani (Koh Phangan dist.) : 1♂ (photo by A.Giudici).

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The butterfly is uncommon in montane forests at low elevations (Alt. 30 - 400m).
The subspecies identity of a photo record from Koh Phangan is not confirmed. I tentatively treat these as this taxon, but confirmation with specimens is needed.

Evans, W.H., 1932 : The identification of Indian butterflies. (2nd. ed.)
Bombay nat. Hist. Soc., Madras : 10+454pp, 32 pls, 9f.

Cowan, C.F.,1974 : The Indo-Oriental Genus Drupadia Moore (Lepidoptera : Lycaenidae).
Bull. Brit. Mus. nat. Hist. (Ent.) 29:283-656, 6 pls.

♂, Chiang Mai, Thailand.	♂, Sa Kaeo, Thailand. (photo by T.Aoyama)
♂, Phetchaburi, Thailand. (photo by T.Aoyama)	♂, Surat Thani (Koh Phangan), Thailand. (photo by A.Giudici)

1999.07.18 - 2024.06.30.