♂, Phetchaburi, Thailand.		♀, Kanchanaburi, Thailand.
♂, Ranong, Thailand.		♀, Yala, Thailand.

ON : Euploea harrisiiFelder & Felder, [1865] OD : Reise Fregatte Novara, Lep. Rhop. (2):328. TL : Cochin. Distribution : C.Myanmar, Thailand, Laos, Cambodia, Vietnam, Yunnan, Langkawi, W.Malaysia, {Singapore}.

Stictoploea crowleyi Moore, 1890 : Lep. Ind. 1:138, pl.52, fig.2,♂. TL. Tenasserim.
Euploea boisduvalii Moore,1883 : Proc. zool. Soc. Lond. 1883(3):320. (Roger, MS., nom. nud.)
Euploea harrisi f.depunctata Fruhstorfer, 1910 ; in Seitz, Grossschmett Erde 9:246. TL. Siam.

[ THAILAND ]
Euploea harrisi [sic] harrisi [sic] ; Fruhstorfer,1910 : 246. (Siam)
Euploea harrisi [sic] harrisi [sic] ; Godfrey,1916 : 120.
Euploea dufresne harrisi [sic] ; Pendlebury,1923 : 31. (Nakhon Sri Thammarat: Khao Ram)
Euploea dufresne harrisi [sic] ; Godfrey,1927 : 121. (N)
Euploea dufresne harrisii ; Godfrey,1930 : 240. (all over)
Euploea dufresne harrisi [sic] ; Godfrey,1932a : 266. (P)
Euploea sylvester harrisii ; Morishita,1977 : 37, pl.18, figs.♂,♀. (Thailand)
Euploea sylvester harrisii ; Pinratana,1977 : 85, figs.D29,♂,♀. (all over)
Euploea sylvester harrisii ; Pinratana & Eliot,1992 : 68,73, pl.85, figs.28,♂,♀. (Chanthaburi; Kanchanaburi; Petchaburi; Ratchaburi)
Euploea sylvester harrisii ; Yamaguchi & Aoki,2000 : 253, fig.64,♂. (Mukdahan: Phu Mu)
Euploea sylvester harrisii ; Yamaguchi & Aoki,2002 : 20-21. (Mukdahan: Ban Lao Kram; Phu Huay Sing; Ban Na Lak; Ban Gok Tum; Ubon Ratchathani: Phu Chong Na Yoi; Nam Tok Soi Sawan; Kaeng E-Keow; Phu Hin Dang)
Euploea sylvester harrisii ; Yamaguchi, Aoki & Akiyama,2005 : 47. (Mukdahan: Ban Lao Kram; Phu Mu)
Euploea sylvester harrisii ; Ek-Amnuay,[2007] : 210, pl.77, figs.D28,♂,♂(Un). (in part)
Euploea midamus chloe ; Ek-Amnuay,[2007] : pl.80, fig.D32b♀. (in part)
Euploea sylvester harrisii ; Les Day,2011-2022 : Samui Butterflies, figs.♂(Un). (Koh Samui) (accessed: 2023.03.24)
Euploea sylvester harrisii ; Ek-Amnuay,2012 : 210, pl.77, figs.N29,♂,♂(Un),♀,♀(Un). (Nakhon Nayok; Kaeng Krachan)
Euploea sylvester harrisii ; S.Sophonviwatkul, C.Sunthornwiphat & T.Laola,2015- : Butterflies of Thailand, figs. (Sa Kaeo; Phetchaburi) (accessed: 2023.04.27)
Euploea sylvester harrisii ; Kimura et al.,2016 : 39, figs.♂,♂(Un),♂,♂(Un),♀,♀(Un),♀,♀(Un). (Phu Khiewo; Kao Khiewo; Kratching WF; Kao Soi Dao; Erawan WF; Kaeng Krachang; Than To WF.)
Euploea sylvester harrisii ; Küppers & Janikorn,2017 : 235-236, figs.Abb.Da-133-134. (Phang Nga)
Euploea sylvester harrisii ; Chaianunporn & Chaianunporn,2019 : 86. (Chaiyaphum: Chulabhorn Dam)

[ LAOS ]
Euploea sylvester harrisii ; Motono & Negishi,1989 : 52, pl.36, figs.5,♂,6,♂(Un),7,♀,8,♀(Un). (Tha Ngone; Vientiane)
Euploea sylvester harrisii ; Osada, Uémura & Uehara,1999 : 204, pl.44, fig.♂. (Boung Kuang)
Euploea sylvester harrisii ; Onodera,2009b : 39,42, fig.21,♂. (Bolikhamxai: Thabok; Phon Si)
Euploea sylvester harrisii ; Nakamura & Wakahara,2012 : 43.
Euploea sylvester harrisii ; Onodera,2022 : 24, pl.85, figs.♂,♂(Un),♂,♂(Un),♀,♀(Un). (Bolikhamxai: Phonsi; Khammouan: Natung; Thakhek)

[ CAMBODIA ]
Euploea harrisi f.binotata ; Dubois & Vitalis,1921 : 25. (Pnom Penh)
Euploea sylvester ; Onodera,2008 : 60, 59, figs.♂,♂(Un). (Mondolkiri: O Rang)
Euploea sylvester ; Onodera,2009 : 38. (Siem Reap: Phnum Kulen)
Euploea sylvester harrisii ; Monastyrskii et al.,2011 : 128. (Phnom Samkos W.S.)
Euploea sylvester harrisii ; Kosterin,2020 : 325. (Pursat; Preah Vihear)
Euploea sylvester harrisii ; Chartier & Kosterin,2022 : 115. (Koh Kong; Mondulkiri; Phnom Penh; Pursat; Preah Vihear; Siem Reap)

[ VIETNAM ]
Euploea harrisi [sic] harrisi [sic] ; Fruhstorfer,1910 : 246. (Tonkin; S.Annam)
Euploea harrisi [sic] harrisi [sic] ; Godfrey,1919 : 465. (S: Daban)
Euploea dufresne harrisi [sic] ; Moulton,1923 : 128. (Pulo Condore)
Euploea harrisi [sic] ; Lemée,1950 : 7. (Hagiang)
Euploea harrisi [sic] harrisi [sic] ; Metaye,1957 : 101. (C / S)
Euploea harrisi [sic] harrisi [sic] ; Metaye,1958a : 164-165, pl.2, fig.9,♂. (all over)
Euploea harrisi [sic] binotata ; Metaye,1958b : 174. (Pulo Condore)
Euploea sylvester harrisii ; Morishita,1970 : 68, figs.23,♂♀. (Blao; Trang Bom; Dinh Quan; La Nga)
Euploea sylvester harrisii ; Morishita,1977 : 37. (Vietnam)
Euploea sylvester harrisii ; Ikeda et al.,1999 : 53, figs.2:16,♀,3:1,♂,2,♂(Un),9:10(♂genitalia). (Cuc Phuong)
Euploea sylvester harrisii ; Luong et al.,2004 : 3, 40, figs.♂,♂(Un),♀,♀(Un). (Cuc Phuong)
Euploea sylvester harrisii ; Miyazaki, Saito & Saito,2006 : 15, figs.D-21,♂♀. (Lam Dong: Dambri; Bin Thuan: Dong Tien)
Euploea sylvester harrisii ; Monastyrskii,2011 : 61-63, pl.10, figs.1a♂,1b♀,1c♂,1d♀. (N: Ba Be; Cat Ba; Cuc Phuong / C: Pu Mat; Vu Quang; Huong Son; Phong Nha-Ke Bang; Dak Rong; Yok Don; Chu Yang Sin / S: La Nga; Nghia Trung; Binh Chau; Cat Tien; Con Son Is; Nui Chua; Lo Go Sa Mat)
Euploea sylvester harrisii ; Monastyrskii & Devyatkin,2015 : 19. (N / C / S)

[ THAILAND ]
Chiang Mai : 4♂ 1♀ (incl. photo).

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Phetchabun : 2♂.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Chaiyaphum : 5♂ (incl. photo).

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Kanchanaburi : 1♂ 1♀.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sa Kaeo : 1♂.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Chanthaburi : 7♂ 2♀.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Trat : 1♂.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Phetchaburi : 2♂.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Ranong : 1♂.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Surat Thani (Koh Tao) : 1♀ (photo by P.Kosierb).

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Nakhon Si Thammarat : 1♂.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Yala : 4♂ 2♀ (incl. photo).

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

[ VIETNAM ]
Lam Dong : 2♂.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

The butterfly is locally common in secondary and montane forests at low to moderate elevations (Alt. 10 - 1000m). Both sexes visit flowers and males occasionally come to the banks of streams and puddles to suck water. Males are territorial on trees or shrubs at the edges of forests.

Moore, F.,1890-1892 : Lepidoptera Indica. vol.I. Rhopalocera, Family Nymphalidae.
1:1-192, 1890 ; 193-176, 1891 ; 177-310, 1892. L.Reeve & Co., London.

Moore, F.,1883 :
A Monograph of Limnaina and Euploeina, two Groups of Diurnal Lepidoptera belonging to the Subfamily Euploeinae;
with descriptions of new genera and species. Part II. Euploeina.
Proc. zool. Soc. Lond. 1883(3):253-324, pls.29-32.

Fruhstorfer, H.,1910 : 3. Familie: Danaidae in Seitz, Gross-Schmett. Erde 9
249-264. (12.Nov.1910)

Morishita, K.,1977 : The genus Euploea in the Orient (Lepidoptera: Danaidae).
Acta Rhopalocerologica (2):1-60, 35 pls., Fukuoka. (in Japanese)

♂ (territorial behavior), Yala, Thailand.	♀, Yala, Thailand.
♀ (above) and ♂, Yala, Thailand.	♂ + ♀ (mating), Yala, Thailand.
♂ (territorial behavior), Yala, Thailand.

1998.11.15 - 2024.02.29.