♂, Ranong, Thailand.		♀, Surat Thani, Thailand.
♂, Surat Thani (Koh Phangan dist.), Thailand.		♀, Surat Thani, Thailand. (photo by A.M.Cotton)

ON : Papilio iswara White, 1842 OD : Entomologist 1:280. TL : Penang, Malaysia. Distribution : S.Myanmar, P.Thailand (Phetchaburi and Southward), Langkawi, W.Malaysia, Tioman, Aur, Singapore, Sumatra, Banka.

♀, Type (red), Rh.10952, 40.5.26. Penang, W.Norris. (NHML, examined)

[ THAILAND ]
Papilio iswara iswara ; Pendlebury,1923 : 24. (Nakhon Sri Thammarat: Khao Ram; Khao Luang)
Papilio iswara iswara ; Godfrey,1930 : 212-213 (Bangnara; Nakhon Sri Thammarat)
Papilio iswara iswara ; Godfrey,1932a : 264. (P)
Papilio iswara iswara ; Pinratana,1977 : 37, figs.P26,♂,♂(Un). (Ranong)
Papilio iswara iswara ; Pinratana & Eliot,1992 : 22,42 pl.30, figs.26,♂,♀ ; pl.34, fig.26,♂(Un). (Ranong; Trang)
Papilio iswara iswara ; RDPB & DNP,2006-2008 : Butterflies in Hala-Bala Forest, fig.[♀]. (Narathiwat: Hala Bala) (last update: 2006.12.28 ; accessed: 2024.04.10)
Papilio iswara iswara ; Ek-Amnuay,[2007] : 80, pl.12, figs.P27,♂(Un),♀(Un). (Yala)
Papilio iswara iswara ; Les Day,2011-2022 : Samui Butterflies, figs.♂[♀],♂[♀](Un). (Koh Samui) (accessed: 2022.01.19)
Papilio iswara iswara ; Kimura et al.,2011 : 124, figs.♂,♂(Un),♀,♀(Un). (Muang Shone; Khlong Naka; Key Rap Nam; Ka Chong; Than To WF.)
Papilio iswara iswara ; Ek-Amnuay,2012 : 80, pl.11, figs.P25,♂(Un),♀(Un). (Yala)
Papilio iswara iswara ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2015- : Butterflies of Thailand, figs. (Ranong; Yala) (accessed: 2023.05.16)
Papilio iswara iswara ; Küppers & Janikorn,2017 : 159, figs.Abb.Pa-086-088. (Phang Nga)

[ THAILAND ]
Phetchaburi : 1♂ (photo by T.Aoyama).

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Ranong : 4♂ 2♀.

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Surat Thani (incl. Koh Phangan dist.) : 3♂ 2♀.

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Nakhon Si Thammarat : 1♂ 1♀ (photo).

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Yala : 5♂ (photo by S.Atdhabhan).

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The butterfly is locally common in montane forests at low to moderate elevations (Alt. 30 - 1200m). Both sexes visit flowers. Males form flight paths along streams or forest edges, and frequently come to the banks of streams and puddles to suck water.

White, A.,1842 : Notice of two New Species of Papilio from Penang, presented to the British Museum by Sir. Wm. Norris.
Entomologist 1:280.

♂, Phetchaburi, Thailand. (photo by T.Aoyama)
♀, Nakhon Si Thammarat, Thailand.
♂, Nakhon Si Thammarat, Thailand.	♂, Yala, Thailand. (photo by S.Atdhabhan)
♂(right) with helenus, Yala, Thailand. (photo by S.Atdhabhan)	♂, Yala, Thailand. (photo by S.Atdhabhan)

1996.10.02 - 2024.04.30.