Phayre's leaf monkey
Trachypithecus phayrei (Blyth, 1847)
The phayre's leaf monkey (Trachypithecus phayrei) is a species in the family Cercopithecidae, order Primates. Recorded adults weigh 6.25 kg to 8.4 kg and live up to 28.3 years. Its IUCN Red List status is Endangered.

Quick facts about the phayre's leaf monkey
- Weight
- 6.25 kg – 8.4 kgsrc for Weight
- Length
- Not recorded
- Lifespan
- 28.3 yearssrc for Lifespan
- Diet
- Herbivoresrc for Diet
- Longest recorded lifespan
- 33.9 years
- Main food
- Not recorded
- Habitat
- Not recorded
- Gestation
- 158 dayssrc for Gestation
- Young per litter or clutch
- 1src for Young per litter or clutch
- Age at maturity
- 4 yearssrc for Age at maturity
- Litters or clutches a year
- 0.8src for Litters or clutches a year
- Active
- By day (diurnal)src for Active
- Lifestyle
- Arborealsrc for Lifestyle
- Conservation status
- Endangered (IUCN)src for Conservation status
- Countries on record
- Not recorded
Photos of the phayre's leaf monkey
Only freely licensed photos are shown. Each carries its creator and licence.

Where does the phayre's leaf monkey live?
Not recorded
What is the phayre's leaf monkey?
Phayre's leaf monkey (Trachypithecus phayrei), also known as Phayre's langur, is a species of Old World monkey native to South Asia and Southeast Asia, namely India, Bangladesh, and Myanmar. Populations from further east are now thought to belong to other species. It is listed as Endangered on the IUCN Red List and is threatened by hunting and loss of habitat.
The species epithet commemorates Arthur Purves Phayre.
From the Wikipedia article “Phayre's leaf monkey” (en.wikipedia.org/w/index.php?title=Phayre%27s_leaf_monkey&oldid=1377211115), by Wikipedia contributors, licensed under CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0). This block is kept separate from our own text.
Is the phayre's leaf monkey endangered?
The phayre's leaf monkey is listed as Endangered on the IUCN Red List: it faces a very high risk of extinction in the wild.
- LCLeast Concern
- NTNear Threatened
- VUVulnerable
- ENEndangered
- CRCritically Endangered
- EWExtinct in the Wild
- EXExtinct
Category via Wikidata (CC0). Find the full assessment on the IUCN Red List. See all Endangered species. What the categories mean.
How is the phayre's leaf monkey classified?
- kingdomAnimalia
- phylumChordata
- classMammalia
- orderPrimates
- familyCercopithecidae
- genusTrachypithecus
- SpeciesTrachypithecus phayrei (Blyth, 1847)
Synonyms Presbytis barbei, Presbytis phayrei, Semnopithecus holotephreus, Semnopithecus phayrei, Trachypithecus phayrei phayrei
Other names and names in other languages (29)
- Phayre s leaf-monkeyEnglish
- Phayre's langurEnglish
- Phayre's langurEnglish
- Phayre's leaf-monkeyEnglish
- Phayre’s langurEnglish
- Phayre’s leaf monkeyEnglish
- Phayre’s leaf-monkeyEnglish
- Phayre’s leaf-monkeyEnglish
- Phayre’s spectacled leaf monkeyEnglish
- Shan States langurEnglish
- سعدان الأوراق فيريArabic
- চচমা-চকুৱা বান্দৰAssamese
- চশমাপরা হনুমানBangla
- hulman indočínskýCzech
- PopalangurDanish
- Phayres SchlankaffeGerman
- Phayre-BrillenlangurGerman
- Λανγκούρ του PhayreGreek
- Langur de PhayreSpanish
- valkohuulilanguriFinnish
- Semnopithèque de PhayreFrench
- フェイヤールトンJapanese
- 페이어랑구르Korean
- 페이어잎원숭이Korean
- PhayrelangoerDutch
- lutung orientalnyPolish
- Тонкотел ФейераRussian
- ค่างแว่นถิ่นเหนือThai
- 菲氏葉猴Chinese
Relatives of the phayre's leaf monkey
Other species in the same genus Trachypithecus.

Gee's golden langur
Trachypithecus geei

François' langur
Trachypithecus francoisi

Capped langur
Trachypithecus pileatus

East Javan langur
Trachypithecus auratus

Dusky leaf monkey
Trachypithecus obscurus

Silvery lutung
Trachypithecus cristatus
ComparePhayre's leaf monkey vs Gee's golden langurPhayre's leaf monkey vs François' langurPhayre's leaf monkey vs Capped langurPhayre's leaf monkey vs East Javan langur
Common questions
Answered only where our data holds the answer.
How big is the phayre's leaf monkey?
An adult phayre's leaf monkey weighs 6.25 kg – 8.4 kg, according to values recorded on Wikidata.
Is the phayre's leaf monkey endangered?
The phayre's leaf monkey is listed as Endangered on the IUCN Red List, meaning it faces a very high risk of extinction in the wild.
How long does the phayre's leaf monkey live?
The phayre's leaf monkey has a recorded lifespan of 28.3 years.
How long is the phayre's leaf monkey pregnant?
The recorded gestation period is 158 days.
What kind of animal is the phayre's leaf monkey?
The phayre's leaf monkey (Trachypithecus phayrei) belongs to the family Cercopithecidae in the order Primates.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - Wikimedia Commons · per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed) · 2026-11-11
Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence). - EltonTraits 1.0: species-level foraging attributes of the world's birds and mammals · CC0 1.0 · 1.0
Wilman, H., Belmaker, J., Simpson, J., de la Rosa, C., Rivadeneira, M.M. & Jetz, W. (2014) EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95: 2027. https://doi.org/10.1890/13-1917.1. Data: https://doi.org/10.6084/m9.figshare.3559887.v1 - Wikidata · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Phayre's leaf monkey (Trachypithecus phayrei). Retrieved from https://creaturedata.com/animals/phayres-leaf-monkey
“Phayre's leaf monkey (Trachypithecus phayrei).” CreatureData, 2026, https://creaturedata.com/animals/phayres-leaf-monkey.
@misc{phayres_leaf_monkey_2026,
title = {Phayre's leaf monkey (Trachypithecus phayrei)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/phayres-leaf-monkey},
note = {Data as of 2026-11-11}
}