Euthalia phemius

 

<> Euthalia phemius  (Doubleday, [1848]) <>

the White-edged Blue Baron     ผีเสื้อบารอนขอบปีกขาว

 
  

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Euthalia phemius
Photo taken at Doi Suthep-Pui National Park, Chiang Mai, Thailand  ♂ 700m a.s.l.

Although Euthalia phemius is widespread throughout most of the region it is not that common. It is sexually dimorphic and the sexes look quite different to each other with the female also being larger. The species is multivoltine with several broods per annum. Information about this species is sketchy and further study is needed.

Synonyms and previously used names:   Adolias sancara, Euthalia sancara, Adolias phemius, Itanus phemius, Adolias hesperus, Euthalia ipona, Euthalia corbeti


Taxonomy:  Animalia - Arthropoda - Insecta - Lepidoptera - Nymphalidae - Limenitidinae - Euthalia - phemius

Regional subspecies:   Euthalia phemius phemius (all locations except Borneo in Indonesia), Euthalia phemius euphemia (Borneo-Indonesia)

Regional Distribution:  India, Nepal, Bhutan, Bangladesh, Myanmar, Thailand, Laos, Cambodia, Vietnam, China, Malaysia, Indonesia

Habitat:  Euthalia phemius is found mainly in montane forests and has been recorded at elevations up to around 1800m a.s.l.

Flight time:  most of the year, depending on location                       Wingspan:  65-75mm

Life History:   not known

Larval Hosts:  Mangifera indica (Anacardiaceae), Litchi chinensis (Sapindaceae).  Hosts used depends upon location and availability of plant species.

Adult Food Sources:  Nectar - Zanthoxylum avicennae (Rutaceae), Leea alata (Vitaceae), Chromoleana odorata (Asteraceae).  There may be other flowers visited that have not yet been recorded. Other - mud puddling, over-ripe fruit

Euthalia phemius
Doi Suthep-Pui N.P., Chiang Mai, Thailand  ♀

Chromolaena odorata
Chromolaena odorata, a nectar source

Mangifera indica
Mangifera indica, a larval host

Litchi chinensis
Litchi chinensis, another larval host
Butterflies of Thailand and SE Asia  -  BugsAlive Species Information Sheet
© All images are the copyright of Tim Stratford

 

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               This page updated 14th April 2026