♂, Chiang Mai, Thailand.		♂, Chiang Mai, Thailand.
♂, Nan, Thailand.		♂, Nan, Thailand.

ON : Zophoessa dura Marshall, 1882 OD : J. asiat. Soc. Bengal, Pt.2. 51(2/3):38, pl.4, fig.2,♂. TL : Thoungyeen forest, Upper Tenasserim. (♂, NZC) Distribution : Myanmar (Karen Hills to Tenasserim), N.Thailand, N.W.Vietnam, Yunnan. ● ssp.dura ● ssp.mansonia

♂ Type, Thaungyan, Tenasserim. (NZC) ; Sheela et al.,2019 : 223, figs.♂,♂(Un).

[ THAILAND ]
Lethe dura mansonia ; Pinratana,1988 : 11, pl.10, figs.16,♂,♀,♂(Un). (Chiang Mai)
Lethe dura ; Ek-Amnuay et al.,2007 : 4, fig.S17,♂. (Mae Hong Son: Mae Sariang)
Lethe dura dura ; Ek-Amnuay,2012 : 238, pl.91, figs.N53,♂,♂(Un),♀. (Chiang Mai)
Lethe dura dura ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2015- : Butterflies of Thailand, figs. (Chiang Mai) (accessed: 2023.06.30)
Lethe dura dura ; Kimura et al.,2016 : 167, figs.♂,♂(Un),♂,♂(Un),♀,♀(Un). (Doi Inthanon)

[ VIETNAM ]
Lethe dura dura ; Monastyrskii,2005 : 48-19, pl.10, figs.3a♂,3b♂(Un). (N: Ngai Tio; Hoang Lien)
Lethe dura dura ; Monastyrskii & Devyatkin,2015 : 22. (N: Lao Cai)

[ THAILAND ]
Chiang Mai : 10♂ (incl. photo).

Jan

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Dec

Nan : 9♂.

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Dec

The butterfly is locally not rare in montane forests at high elevations (Alt. 1500 - 1900m). Males are territorial on shrubs at hilltops.

Marshall, G.F.L.,1882 : Some New or Rare Species of Rhopalocerous Lepidoptera from the Indian Region.
J. asiat. Soc. Bengal, Pt.2. 51(2/3):37-43, pl.4.

♂, Chiang Mai, Thailand.
♂, Chiang Mai, Thailand.	♂, Chiang Mai, Thailand.
♂, Chiang Mai, Thailand.	♂, Chiang Mai, Thailand.
♂ (territorial behavior), Chiang Mai, Thailand.

2005.12.17 - 2023.07.31.