Halpe arcuata  Evans,1937
Halpe arcuata ♂ Up. Halpe arcuata ♂ Un. Halpe arcuata ♀ Up. Halpe arcuata ♀ Un.
♂, Mae Hong Son, Thailand. ♀, Xieng Khouang, Laos. (photo by H.Onodera)
Halpe arcuata ♂ Up. Halpe arcuata ♂ Un. Halpe arcuata ♂ Up. Halpe arcuata ♂ Un.
♂, Mae Hong Son, Thailand. ♂, Lampang, Thailand.
Halpe arcuata ♂ Up. Halpe arcuata ♂ Un. Halpe arcuata ♂ genitalia Halpe arcuata ♂ genitalia
♂, Chanthaburi, Thailand. ♂ genitalia, Lampang, Thailand.

ON : Halpe arcuata Evans,1937
OD : Entomologist 70:17-18.
TL : Karen Hills, Burma. (♂, NHML)
Distribution : Sikkim to Myanmar, Thailand, Laos, Vietnam, Yunnan, Guangxi.
Synonym

∗ Halpe muoi Huang,1999 : Lambillionea 99(4):664. TL. Qu-Jing, NE.Yunnan.

Records taken from Literature

[ THAILAND ]
Halpe arcuata ; Pinratana,1985 : 56, pl.19, fig.111. (Chiang Mai / Chaiyaphum / Nakhon Nayok)
Halpe arcuata ; Ek-Amnuay,[2007] : 778, pl.357, fig.H128,♂,♂(Un). (Chiang Mai)
Halpe arcuata ; Kimura et al.,2011 : 58, fig.♂,♂(Un). (Doi Pha Hom Pok / Chiang Dao / Doi Inthanon / Bang Salok / Nakohn Nayok / Mae Sohd / Kao Poh Ta)
Halpe arcuata ; Ek-Amnuay,2012 : 830, pl.383, fig.H125,♂,♂(Un). (Chiang Mai)
Halpe arcuata ; Küppers & Janikorn,2017 : 87, fig.Abb.H-112. (Phang Nga)

[ LAOS ]
Halpe arcuata ; Motono & Negishi,1989 : 81, pl.113, figs.A9,10 ; B5,6. (Phatong)
Halpe arcuata ; Osada, Uémura & Uehara,1999 ; 223, pl.138, fig.♂(Un). (Phong Saly)
Halpe arcuata ; Nakamura & Wakahara,2012 : 58.

[ VIETNAM ]
Halpe arcuata ; Devyatkin & Monastyrskii,2002 : 148. (Ba Be)
Halpe arcuata ; Miyazaki, Saito & Saito,2007b ; 10, fig.H-54,♂,♀. (Lam Dong: Dambri / Dong Nai: Thac Mai)
Halpe arcuata ; Monastyrskii & Devyatkin,2015 : 78. (N: Bac Can)

Specimens Examined

[ THAILAND ]
Mae Hong Son : 9♂.
JanFebMarAprMayJun JulAugSepOctNovDec

Chiang Rai : 2♂.
JanFebMarAprMayJun JulAugSepOctNovDec

Chiang Mai : 6♂.
JanFebMarAprMayJun JulAugSepOctNovDec

Lampang : 5♂ (incl.photo).
JanFebMarAprMayJun JulAugSepOctNovDec

Phrae : 1♂.
JanFebMarAprMayJun JulAugSepOctNovDec

Nan : 2♂.
JanFebMarAprMayJun JulAugSepOctNovDec

Phetchabun : 2♂.
JanFebMarAprMayJun JulAugSepOctNovDec

Tak : 1♂.
JanFebMarAprMayJun JulAugSepOctNovDec

Chanthaburi : 1♂.
JanFebMarAprMayJun JulAugSepOctNovDec


[ LAOS ]
Xieng Khouang : 1♂ 1♀ (photo by H.Onodera).
JanFebMarAprMayJun JulAugSepOctNovDec

Notes
Literature

Evans, W.H.,1937 : Indo-Australian Hesperiidae: Description of new Genera, Species and Subspecies.
Entomologist 70(1):16-19 (part.9), (2):38-40 (part.10), (3):64-66 (part.11), (4):81-83 (part.12).

Huang, H., & Y. Xue,2004 : A Contribution to the butterfly fauna of Southern Yunnan (Lepidoptera, Rhopalocera)
Neue Ent. Nachr. 57:135-154, pl.11.

Uehara, J. & K.Maruyama,2016 :
The revision of Halpe arcuata group and description of two new species of Halpe Moore,1878 (Lepidoptera, Hesperiidae) from Indochina.
Butterflies 73:19-24.

Halpe arcuata ♂ Halpe arcuata ♂
♂, Lampang, Thailand. ♂, Lampang, Thailand.
1999.09.04 - 2019.07.31.
A Check list of Butterflies in Indo-China, Chiefly from THAILAND, LAOS & VIETNAM. Copyright © 1996- Y.Inayoshi.