♂, Nan, Thailand.		♀, Lampang, Thailand.
♂, Nakhon Nayok, Thailand. (photo by K.Yano)		♂, Phetchabun, Thailand.
♂, Chiang Mai, Thailand.		♂ genitalia, Chiang Mai, Thailand.

ON : Spindasis vulcanus tavoyanus Evans, 1925 OD : J. Bombay nat. Hist. Soc. 30(4): 758. TL : "Tavoy" [Dawei, Tanintharyi Region, Myanmar]. Distribution : Myanmar, Thailand, Laos, Cambodia, S.Vietnam.

[ THAILAND ]
Aphnaeus vulcanus: Godfrey,1916 : 138. (Chonburi: Sriracha)
Spindasis vulcanus taboyana: Godfrey,1930 : 340–341. (Chiang Rai: Phar Mieng; Chonburi: Sriracha)
Spindasis vulcanus tavoyana: Pinratana,1981 : 111, pl.20, fig.1♂(Un). (Mae Hong Son; Lampang; Prae)
Spindasis vulcanus tavoyanus: Ek-Amnuay,[2007] : 594, pl.268, figs.L170,♀,♀(Un). (partim)
Cigaritis vulcanus tavoyanus: Ek-Amnuay,2012 : 622, pl.281, figs.L195,♀,♀(Un). (Phu Rua; Doi Phu Kha; Phu Khieo)
Spindasis vulcanus tavoyanus: Kimura et al.,2014 : 145, figs.♂,♂(Un),♂,♂(Un),♀,♀(Un),♀,♀(Un). (Mae Hong Son; Phu Khiewo)
Spindasis vulcanus tavoyanus: Sophonviwatkul et al.,2015– : Butterflies of Thailand, figs. (Phetchabun; Saraburi; Nakhon Nayok) (accessed: 2023.05.31)
Cigaritis vulcanus tavoyanus: K. Chaianunporn & T. Chaianunporn,2019 : 85. (Chaiyaphum: Chulabhorn Dam)
Cigaritis vulcanus tavoyanus: Nishimura,2026 : 39, figs.64,♀,64v♀(Un). (Mae Hong Son: Na Pu Pon)

[ LAOS ]
Cigaritis vulcanus tavoyanus: Nakamura & Wakahara,2008b : 52–53, figs.7♂,♂(Un),♀,♀(Un). (Attapeu)
Spindasis vulcanus tavoyanus: Nakamura & Wakahara,2012 : 53, pl.16, figs.Ly-104,♂,♂(Un),♀,♀(Un). (45km east of Attapeu)

[ CAMBODIA ]
Spindasis vulcanus: Onodera,2007 : 20,22,25, figs.88♂,89♀. (Stung Treng: Sangkum Andet; Rattanakiri: Poy)
Spindasis vulcanus tavoyanus: Onodera,2022 : 129, pl.267, figs.♂,♂(Un),♀,♀(Un). (Ratanakiri: Ou Chum)
Spindasis vulcanus tavoyanus: Chartier & Kosterin,2022 : 122. (Ratanakiri; Stueng Treng)

[ VIETNAM ]
Cigaritis vulcanus tavoyanus: Monastyrskii & Devyatkin,2015 : 56. (S: Binh Phuoc)

[ THAILAND ]
Mae Hong Son : 4♂ 2♀ (incl. photo).

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Chiang Mai : 3♂ (incl. photo) (1♂ genitalia dissected).

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Lamphun : 1♂ 2♀ (incl. photo).

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Lampang : 2♂ 1♀ (incl. photo).

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Nan : 1♂.

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Phetchabun : 1♂.

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Nakhon Nayok : 1♂.

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The butterfly is locally not uncommon in semi-dry forests at low to moderate elevations (350–1,100 m a.s.l.). Both sexes visit flowers. Males are territorial on undergrowth at forest edges or in open areas around forests between 14:00 and 16:00.

Evans, W.H, 1925. The Identification of Indian Butterflies. Part VIII.
Journal of the Bombay natural History Society, 30(4): 756–776, 1 pl.

Zhang, J, Cong, Q, Shen, J, Song, L. & Grishin, N.V, 2023. Butterfly classification and species discovery using genomics.
The Taxonomic Report of the International Lepidoptera Survey, 11(3): 1–93.

♂, Chiang Mai, Thailand.	♀, Lampang, Thailand.
♂ (territorial behaviour), Phetchabun, Thailand.	♂, Chiang Mai, Thailand.
♂ (territorial behaviour), Mae Hong Son, Thailand.	♀, Lamphun, Thailand.
♂, Mae Hong Son, Thailand.	♂, Mae Hong Son, Thailand.

1999.07.18 - 2026.02.28.