♂, Khammouan, Laos. (photo by H.Onodera)		♀, Khammouan, Laos. (photo by H.Onodera)
♂, Bolikhamxai, Laos.		♀, Bolikhamxai, Laos.
♂ genitalia, Bolikhamxai, Laos.

ON : Lethe philesana Monastyrskii & Devyatkin, 2000 OD : Atalanta 31(3/4):479, pl.19, figs.1(HT,♂), 2(HT,♂Un), 3(PT,♀), 4(PT,♀Un). TL : Ba Be, N.Vietnam. (♂, MSU) Distribution : Thailand, Laos, Vietnam.

Holotype ♂, 12.Oct.1996. Ba Be, Bac Can, N.Vietnam. (MSU)
Paratypes : 3♂ 3♀, Ba Be, Bac Can, N.Vietnam ; 1♂, Vu Quang, Ha Tinh, C.Vietnam.

[ THAILAND ]
Lethe philesanoides ; Kimura et al.,2016 : 169, figs.♀,♀(Un). (Ban Pha Nok Khao)

[ LAOS ]
Lethe philemon ; Osada, Uémura & Uehara,1999 : 210, pl.92, fig.♂. (Nhahin)
Lethe philemon ; Uémura,2003 : 5, fig.33 map, fig.44♀. (Thakek: Ban Nakon)
Lethe philesana ; Uémura,2006 : 4, fig.15,map.
Lethe philesana ; Nakamura & Wakahara,2012 : 48.
Lethe philesanoides ; Inayoshi,2022 : on the WEB, last updated: 2022.03.31. (Bolikhamxai)
Lethe philesana ; Onodera,2022 : 56, pl.168, figs.♂,♂(Un),♀,♀(Un). (Khammouan: Thakhek)

[ VIETNAM ]
Lethe philesana ; Monastyrskii,2005 : 64-65, pl.16, figs.1a(HT,♂),1b(HT,♂Un),1c(PT,♀),1d(PT,♀Un). (N: Ba Be / C: Vu Quang)
Lethe philesana ; Monastyrskii & Devyatkin,2015 : 23. (N / C)

[ LAOS ]
Bolikhamxai : 2♂ 1♀.

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Khammouan : 2♂ 1♀ (photo by H.Onodera).

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The butterfly is locally not rare in montane forests at low to moderate elevations.
The record of Lethe philesanoides from Ban Pha Nok Khao, Loei by Kimura et al.,2016 is considered to be Lethe philesana.

Monastyrskii, A.L. & Devyatkin, A.L.,2000 : New taxa and new records of butterflies from Vietnam (Lepidoptera, Rhopalocera).
Atalanta 31(3/4):471-492, col.pls.18-21a

♂, Bolikhamxai, Laos. (photo by K.Phongpiyamit)

2006.01.20 - 2023.07.31.