''Trogonoptera trojana'', the Palawan birdwing or triangle birdwing, is a

birdwing Birdwings are butterflies in the swallowtail family, that belong to the genera ''Trogonoptera'', ''Troides'', and ''Ornithoptera''. Most recent authorities recognise 36 species, however, this is debated, and some authorities include additiona ...

butterfly of the family

Papilionidae Swallowtail butterflies are large, colorful butterflies in the family Papilionidae, and include over 550 species. Though the majority are tropical, members of the family inhabit every continent except Antarctica. The family includes the larg ...

. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found else ...

Palawan Palawan (), officially the Province of Palawan ( cyo, Probinsya i'ang Palawan; tl, Lalawigan ng Palawan), is an archipelagic province of the Philippines that is located in the region of Mimaropa. It is the largest province in the country in t ...

in the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

. It is one of only two species in its genus, the other being the more widespread

Rajah Brooke's birdwing ''Trogonoptera brookiana'', Rajah Brooke's birdwing, is a birdwing butterfly from the rainforests of the Thai-Malay Peninsula, Borneo, Natuna, Sumatra, and various small islands west of Sumatra ( Banyak, Simeulue, Batu and Mentawai).ARKivRajah ...

, where the male has larger green markings on the hindwings. This species is included in CITES Appendix II,Butterfly Corner
Trogonoptera trojana.
Accessed 21 May 2012 restricting international export to those who have been granted a permit. The wingspan is approximately . The species may be observed flying at any point during the year. The larvae feed on ''

Aristolochia ''Aristolochia'' () is a large plant genus with over 500 species that is the type genus of the family Aristolochiaceae. Its members are commonly known as birthwort, pipevine or Dutchman's pipe and are widespread and occur in the most diverse clim ...

''.

Taxonomy

Genus: ''

Trogonoptera ''Trogonoptera'' is a genus of birdwing butterflies from the rainforests of the Thai-Malay Peninsula, Borneo, Natuna, Sumatra, Palawan, and various small islands west of Sumatra. Their large size and stunning colors makes them highly prized by ...

'' Rippon, 1890 :Species: ''

Trogonoptera brookiana ''Trogonoptera brookiana'', Rajah Brooke's birdwing, is a birdwing butterfly from the rainforests of the Thai-Malay Peninsula, Borneo, Natuna, Sumatra, and various small islands west of Sumatra ( Banyak, Simeulue, Batu and Mentawai).ARKivRajah ...

Wallace Wallace may refer to: People * Clan Wallace in Scotland * Wallace (given name) * Wallace (surname) * Wallace (footballer, born 1986), full name Wallace Fernando Pereira, Brazilian football left-back * Wallace (footballer, born 1987), full name ...

, 1855 ::Subspecies: ''Trogonoptera brookiana brookiana'' (Wallace, 1855) :::Form: ''Trogonoptera brookiana brookiana'' f. ''brookiana'' Wallace, 1855 :::Form: ''Trogonoptera brookiana brookiana'' f. ''julijae'' S.Hu, 2007 ::Subspecies: ''Trogonoptera brookiana toshikii'' Kobayashi, 1991 ::Subspecies: ''Trogonoptera brookiana akikoa'' Morita, 1994 :Species: ''Trogonoptera trojana'' Honrath, 1886

Illustrations

TrogonopteraTrojanaRippon.jpg, Males from ''Icones Ornithopterorum'' volume 2 TrogonopteraTrojana2Rippon.jpg, Females from ''Icones Ornithopterorum'' volume 2

References

External links

* * Papilionidae Butterflies of Indochina Lepidoptera of the Philippines Endemic fauna of the Philippines Fauna of Palawan Butterflies described in 1889 {{Papilionidae-stub