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

ON : Unkana attina ♀var. flava Evans, 1932 OD : Ident. Indian Butts. (2nd ed.): 386. TL : 'Tonkin [N.Vietnam]; S.Shan States, Burma [S.Shan State, Myanmar]' [N.Vietnam].(NHML) Distribution : Myanmar (Shan States), N.Thailand, Laos, N.Vietnam.

[ THAILAND ]
Unkana flava ; Pinratana,1985 : 91,135. (no loc.)
Unkana flava ; Ek-Amnuay,[2007] : 816, pl.375, figs.H233,♂,♀,♀(Un). (Nan; Chiang Mai)
Unkana flava ; Kimura et al.,2011 : 88. (by literature)
Unkana flava ; Ek-Amnuay,2012 : 876, pl.405, figs.H230,♂,♂(Un),♀. (Nan; Chiang Mai)
Unkana flava ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2023- : Butterflies of Thailand, fig. (Chiang Rai) (accessed: 2023.09.02)

[ LAOS ]
Unkana flava ; Osada, Uémura & Uehara,1999 : 224, pl.141, fig.♂. (Xiang Khouang)
Unkana flava ; Nakamura & Wakahara,2012 : 59.

[ VIETNAM ]
Unkana flava ; Devyatkin & Monastyrskii,1999 : 173. (by literature)
Unkana flava ; Monastyrskii & Devyatkin,2015 : 82. (by literature)

[ THAILAND ]
Chiang Rai : 1♂.

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Chiang Mai : 2♂.

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Nan : 2♂ 1♀.

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The butterfly is uncommon in montane forests at moderate elevations (Alt. 700 - 1100m). Both sexes visit flowers.

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

Evans, W.H.,1949 : A catalogue of the Hesperiidae from Europe, Asia and Australia in the British Museum (Natural History).
i-xix + 1-502, pls.1-35. London.

1999.09.11 - 2025.01.31.