♂, Xieng Khouang, Laos. (photo by H.Onodera)		♀, Xieng Khouang, Laos. (photo by H.Onodera)
♂, 2018.09.29. Nan, Thailand.		♂, Nan, Thailand.

ON : Ypthima atra Cantile & Norman, 1959 OD : J. Bombay nat. Hist. Soc. 1959:56(1):69-71. TL : Kangpokpi, Manipur. (NHML) Distribution : N.Myanmar, N.Thailand, Laos, N.Vietnam, S.China, Hainan.

Lectotype ♂, Rh18152, Kangpokpi, Manipur. designated by Eliot,1967. (NHML)
Paratypes 1♂, 22.Sep.1957. Kangphohpi [Kangpokpi], 4000 ft. (NZC) ; 1♀, 5.Oct.1958. Kangpohpi [Kangpokpi], 4000 ft.. (NZC) ; Sheela et al.,2019 : 261-262, fig.♀,♀(Un),♂,♂(Un).

[ THAILAND ]
Ypthima atra atra ; Saito & Inayoshi,2022b : 25, figs.9,♂,9v♂(Un). (Nan: Pua Dist.)

[ LAOS ]
Ypthima atra ; Nakamura & Wakahara,2005 : 35,37, fig.3. (near Sam Neua: Phu Pan; Phu Phakang; Xieng Khouang: Muang Kham)
Ypthima atra ; Uémura,2006 : 7, fig.38,map. (Phu Pan near Sam Neua; Phu Phakang near Sam Neua; near Muang Kham)
Ypthima atra ; Nakamura & Wakahara,2012 : 49, pl.9, figs.Sa-76,♂,♂(Un). (Houa Phan: Ban Saleui)
Ypthima atra ; Onodera,2022 : 62, pl.183, figs.♂,♂(Un),♀,♀(Un). (Xiengkhouang: Tha)

[ VIETNAM ]
Ypthima atra ; Uémura & Monastyrskii,2004 : 21, figs.2b, 4.5,♂. (N: Xuan Lac; Sinh Long)
Ypthima atra ; Monastyrskii,2005 : 107-108, pl.29, figs.3a♂,3b♂(Un). (N: Ba Be; Lung Litop; Na Hang; Sinh Long)
Ypthima atra ; Monastyrskii & Devyatkin,2015 : 26. (N: Bac Can)

[ THAILAND ]
Nan : Pua dist. 2♂ (incl. photo & photo by A.Giudici).
2018.09.29. 1♂, Y.Inayoshi & A.Giudici (YI).

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

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This is the first record from Thailand and is found and confirmed by Y.Inayoshi and Antonio Giudici on 29.Sep.2018 at Pua dist., Nan.
The butterfly is not rare in montane forests at high elevations (Alt. 1600 - 1700m).

Cantlie K. & Norman, T.,1959 : Notes on the butterfly genus Ypthima.
J. Bombay nat. Hist. Soc. 56(1):66-71.

Uémura, Y.,2020 : A synonymic list of the sakra-group of the genus Ypthima Hübner (Lepidoptera: Nymphalidae, Satyrinae)
Bull. Toyosato Mus. Ent. (30):1-20.

♂, 2018.09.29. Nan, Thailand.	♂, 2018.09.29. Nan, Thailand. (photo by A.Giudici)
♂, Nan, Thailand.

2006.06.03 - 2023.07.31.