Troides helena cerberus   (Felder & Felder,1865)
cerberus ♂ Up. cerberus ♂ Un. cerberus ♀ Up. cerberus ♀ Un.
♂, 1984.03.11. Ban Na Plachat, Mae Hong Son, Thailand. ♀, 1994.03.09. Doi Phu Kha, Nan, Thailand.
cerberus ♂ Up. cerberus ♂ Up. cerberus ♂ Up. cerberus ♀ Up.
♂, 1991.03.05. Wang Chin, Prae, Thailand. ♂, 1984.02.29. Bo Nam Ron, Ranong, Thailand. ♂, 1987.04.01. Mae Kajan, Chiang Rai, Thailand. ♀, 1992.03.10. Chiang Dao, Chiang Mai, Thailand.

ON : Papilio cerberus   Felder & Felder,1865
OD : Reise Fregatte Novara, Lep. Rhop. (1):19-21.
TL : India septentrionalis: Bengalia, Assam. (BMNH)


Distribution :
Sikkim, Assam, Bhutan, Bangladesh, Myanmar, Thailand,
Laos, Cambodia, Vietnam, Hainan, China, Langkawi,
W.Malaysia, Singapore. 		cerberus map
Synonyms

Troides helena spilotia  Rothschild,1908 : Entomologist 41:4.  TL. Hainan.
Papilio helena cerberus ♂f.eumagos  Jordan,1908 : in Seitz, Grossschmett. Erde. 9:24.  TL. Assam.
Papilio helena cerberus ♀f.azelia  Jordan,1908 : in Seitz, Grossschmett. Erde. 9:24.  TL. Assam.
Papilio helena cerberus ♀f.gypsothelia  Jordan,1908 : in Seitz, Grossschmett. Erde. 9:24.  TL. Tenasserim.
Ornithoptera helena euthycrates  Fruhstorfer,1913 : Deut. ent. Zeit. [Iris] 27(3):134.  TL. Than-Moi, Tonkin.
* Troides ♀f.chongkiiakwangi  Tung,1982 : Tokurana. (4):7.  TL. Malay Pen.

Type Materials Information

cerberus : ♂, Type, Silhet. (BMNH. examined.)
spilotia : 1♂ 2♀, Syntypes (blue), 1903.May. Mt.Wuchi, Hainan. (BMNH, examined.)
euthycrates : 1♂ 1♀, Syntypes (blue), Than-Moi, Tonkin. Juni-Juli. H.Fruhstorfer (BMNH. examined.)

Records taken from Literature

[ THAILAND ]
Papilio helena cerberus ; Pendlebury,1923 : 22. (Nakhon Sri Thammarat: Khao Luang)
Papilio helena cerberus ; Godfrey,1930 : 206. (Nakhon Sri Thammarat: Khao Ram)
Papilio helena cerberus ; Godfrey,1932a : 263. (Peninsular)
Troides helena cerberus ; Reeves,1966 : 9. (Nakhon Nayok: Khao Yai)
Troides helena cerberus ; Pinratana,1977 : 3, fig.P2,♂,♀, 4, fig.P2,♀. (East / Peninsular)
Troides helena cerberus ; Pinratana,1992 : 11,39, pl.3, fig.2,♂,♀(f.eumagos), pl.4, fig.2,♂,♀(f.cerberus).
  (Chiang Mai / Nakhon Nayok / Tak / Chanthaburi / Ranong / Trang / Pattani / Satun)
Troides helena cerberus ; Ek-Amnuay,[2007] : 62, pl.2, fig.P3,♂,♀,(f.cerberus), ♂,♀.(f.eumagos)
  (Chiang Mai / Chiang Rai: Wiang Pa Pao)
Troides helena cerberus ; Kimura et al.,2011 : 111, fig.♂,♂(Un),f.cerberus; ♂,♂(Un),f.eumagos; ♀,♀(Un),f.cerberus; ♀,♀(Un),f.cerberus; ♀,♀(Un),f.eumagos. (Chiang Dao / Doi Inthanon / Khun Lao Village / Thung Saleng Luang / Phu Khiewo / Nakohn Nayok / Pliewn WF / Kaeng Chai / Mae Sohd / Doi Musso / Thung Yai / Khlong Naka / Ka Chong / Thaleban / Than To WF / Tarutao Is.)
Troides helena cerberus ; Les Day,2000-2011 : Samui Butterflies, fig.♂,♂(Un),♀,♀(Un). (Koh Samui)

[ LAOS ]
Papilio helena f.♂.cerberus ; Dubois & Vitalis de Salvaza,1921 : 7. (Laos)
Papilio helena f.♀.aselia (sic) ; Dubois & Vitalis de Salvaza,1921 : 7. (Thado)
Papilio helena f.♀.gypsothelia ; Dubois & Vitalis de Salvaza,1921 : 7. (Laos)
Troides helena cerberus ; Motono & Negishi,1989 : 45, pl.1, figs.5♂,6♂(Un),7♂,8♂(Un).
  (Luang Prabang / Nam Moh / Ban Houei Sai / Vang Vieng / Phatong / Nam Ngum Dam)
Troides helena cerberus ; Osada, Uémura & Uehara,1999 : 200, pl.2, figs.♂,♀. (Luang Phrabang / Phong Saly)
Troides helena cerberus ; Cotton & Racheli,[2007] : 321-322. (Thabok / Lak Sao / Hinboun: Phou Pha Man)

[ VIETNAM ]
Troides helena cerberus ; Fruhstorfer,[1903] : 167. (Tonkin: Than Moi)
Papilio helena cerberus ♀f.gypsothelia ; Jordan,1909 : 24. (Tonkin)
Papilio helena f.♂.cerberus ; Dubois & Vitalis de Salvaza,1914 : 146. (Tonkin)
Papilio helena f.♂.cerberus ; Dubois & Vitalis de Salvaza,1921 : 7. (Tonkin)
Papilio helena f.♀.aselia (sic) ; Dubois & Vitalis de Salvaza,1921 : 7. (Tonkin)
Papilio helena f.♀.gypsothelia ; Dubois & Vitalis de Salvaza,1921 : 7. (Tonkin)
Papilio helena cerberus f.♂.cerberus ; Metaye,1957 : 80. (North)
Papilio helena cerberus f.♀.aselia (sic) ; Metaye,1957 : 80. (North)
Papilio helena cerberus f.♀.gypothelia ; Metaye,1957 : 80. (North)
Troides helena cerberus ; Ikeda et al.,1998 : 13, figs.3:3♂,4♀,9:2(♂genitalia). (Cuc Phuong)
Troides helena cerberus ; Miyazaki, Saito & Saito,2006 : 7, figs.pa-2♂,♀. (Lam Dong: Dambri)
Troides helena euthycrates ; Monastyrskii,2007 : 24-25, pl.1, figs.a♂,b♀.
  (North: Cho Moi; Than Moi; Hanoi; Na Hang; Ba Be; Tam Dao; Ba Vi; Cuc Phuong; Cat Ba; Bai Tu Long / Central: Pu Huong; Ben En; Pu Mat; Vu Quang)
Troides helena cerberus ; Monastyrskii,2007 : 24-25, pl.1, figs.c♂,d♀.
  (Central: Nui Chua; Bi Doup/Nui Ba; Da Teh / South: Dong Sai; Cat Tien)

Specimens Examined

[ THAILAND ]
 Mae Hong Son, Ban Na Plachat.  1984.03.11  1♂      Y.Inayoshi (YI)
 Mae Hong Son, Ban Na Plachat.  1984.03.12  2♂      Y.Inayoshi (YI)
 Mae Hong Son, Ban Ten Doi.     1988.03.24  1♂      Y.Inayoshi (YI)
 Chiang Rai, Mae Kajan.         1987.04.01  1♂      Local Catcher (YI)
 Chiang Mai, Chiang Dao.        1992.03.10     1♀   Local Catcher
 Chiang Mai, Chiang Dao.        1993.03.20     1♀   Local Catcher
 Chiang Mai, Chiang Dao.        1983.04.03  1♂      Y.Inayoshi (YI)
 Chiang Mai, Doi Suthep.        1988.03.12  1♂      Y.Inayoshi (YI)
 Prae, Wang Chin.               1991.03.05  1♂      Local Catcher
 Nan, Doi Phu Kha.              1994.03.09     1♀   Local Catcher (YI)
 Ranong, Bo Nam Ron.            1984.02.26  1♂      Y.Inayoshi (YI)
 Satun, Ko Tarutao.             1987.03.14  1♂      Y.Inayoshi (YI)
 Satun, Ko Tarutao.             1987.03.18  1♂      Y.Inayoshi (YI)

[ LAOS ]
 Hinboun, Koun Ngun.            2005.07.31       2♂      Local Catcher
 Hinboun, Koun Ngun.            2005.08.01-07    4♂      Local Catcher
 Hinboun, Phu Pha Man.          2005.08.02-07    2♂ 3♀  Local Catcher

[ VIETNAM ]
 Lam Dong, Dambri.              2004.09.20  1♂      Local Catcher
 Lam Dong, Dambri.              2002.12.31  1♂      Local Catcher
Notes
Literature

Felder, C. & R. Felder,1865-1875 :
Rhopalocera. In Reise der Osterreichischen Fregatte "Novara" um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen Commodore B. von Wullerstorf-Urbair. Zoologischer Theil. Zweiter Band:
Abtheilung. Wien : vi + 548 + [1] pp in 5 parts, 140 pls.

Rothschild, L.W.,1908 : New Oriental Papilionidae.
Entomologist 41:1-4.

Fruhstorfer, H.,1913 : Neue Indo-Australiche Rhopaloceren.
Deut. ent. Zeit. [Iris] 27(3):130-139.
1996.09.26 - 2011.12.31.