♂, Mae Hong Son, Thailand.		♀, Ranong, Thailand.
♂ genitalia, Mae Hong Son, Thailand.

ON : Parnara bromus Leech,1894 OD : Buts. China Japan Corea (2):614, pl.42, fig.10,♂[♀]. TL : Chia Kou Ho, Sichuan. (♀, NHML) Distribution : Assam, Myanmar, Thailand, Laos, Vietnam, China, W.Malaysia, Sumatra, Java, Borneo, Sumba, Alor, Sulawesi.

Baoris austeni reducta Evans,1932 : Ident. Indian Butts. (2nd ed.) : 413. TL. Borneo. (♂, NHML)

[ THAILAND ]
Caltoris bromus bromus ; Pinratana,1985 : 113, pl.39, fig.263,♂. (Chiang Mai)
"Caltoris bromus bromus ; Kimura et al.,2011 : 107, figs.♂,♂(Un),♀,♀(Un). (Doi Pha Hom Pok; Doi Suthep; Ka Chong; Than To WF.)"

[ LAOS ]
Caltoris bromus bromus ; Onodera,2015 : 41, figs.10,♂,10v♂(Un). (Pakse)

[ VIETNAM ]
Caltoris bromus bromus ; Devyatkin & Monastyrskii,1999 ; 179. (by literature)
Caltoris bromus bromus ; Devyatkin & Monastyrskii,2002 : 152. (Cuc Phuong; Cat Ba; Yok Dong)
Caltoris bromus bromus ; Luong et al.,2004 : 15. (Cuc Phuong)
Caltoris bromus bromus ; Monastyrskii & Devyatkin,2015 : 85. (N / C / S)

[ THAILAND ]
Mae Hong Son : 1♂.

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Ranong : 1♀.

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The butterfly is uncommon in montane forest at low elevations (Alt.50m - 450m).
This species is distinguishable by only examination of the male genitalia. Further distributional research is needed.

Leech, J.H.,1894 : Butterflies from China, Japan, and Corea.
London. Priv. Publ. (1):1-296, pl.1-28(1892-1894) ; (2):297-681, pl.29-43(1893-1894).

Evans, W.H.,1932 : The identification of Indian butterflies. second edition revised.
Bombay nat. Hist. Soc., Madras : 10+454pp, 32 pls, 9f.

2018.08.31 - 2022.01.31.