Thai National Parks

Birds of Thailand

Species of Thailand

Dusky leaf monkey

Binomial name: Trachypithecus obscurus, Reid, 1837

The dusky leaf monkey, spectacled langur, or spectacled leaf monkey (Trachypithecus obscurus) is a species of primate in the Cercopithecidae family. It is found in Malaysia, Burma, and Thailand.

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Videos of Dusky leaf monkey

  • Dusky leaf monkey

    Dusky leaf monkey

  • Dusky leaf monkey - Kaeng Krachan National Park

    Dusky leaf monkey - Kaeng Krachan National Park

  • Dusky leaf monkey

    Dusky leaf monkey

  • Dusky leaf monkey

    Dusky leaf monkey

Scientific classification

Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Primates
Family
Cercopithecidae
Genus
Trachypithecus
Species
Trachypithecus obscurus

Common names

  • English:
    • Dusky langur
    • Dusky leaf monkey
    • Spectacled langur
    • Spectacled leaf monkey
  • French: Semnopithèque obscur

Subspecies

  • Trachypithecus obscurus carbo, Michael Rogers Oldfield Thomas & Robert Charles Wroughton

    Common name: 1909

  • Trachypithecus obscurus flavicauda, Daniel Giraud Elliot, 1910

  • Trachypithecus obscurus halonifer, Theodore Edward Cantor, 1845

  • Trachypithecus obscurus obscurus, Reid, 1837

  • Trachypithecus obscurus sanctorum, Daniel Giraud Elliot, 1910

  • Trachypithecus obscurus seimundi, Frederick Nutter Chasen, 1940

  • Trachypithecus obscurus styx, Cecil Boden Kloss, 1911

Synonyms

  • Trachypithecus corax, Reginald Innes Pocock (1934)
  • Trachypithecus ruhei, Knottnerus Meyer (1933)
  • Trachypithecus smithii, Cecil Boden Kloss (1916)
  • Trachypithecus corvus, Gerrit Smith Miller, Jr (1913)
  • Trachypithecus leucomystax, Hermann Schlegel & Salomon Müller (1841)

Conservation status

Near Threatened (IUCN3.1)

Near Threatened (IUCN3.1)

Dusky leaf monkey

Dusky leaf monkey

Creative Commons Attribution-ShareAlike 3.0 Unported Thai National Parks

Dusky leaf monkey

Dusky leaf monkey

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Trachypithecus obscurus

Trachypithecus obscurus

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Dusky leaf monkey with baby

Dusky leaf monkey with baby

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Dusky leaf monkey babies

Dusky leaf monkey babies

Creative Commons Attribution 4.0 International Thai National Parks

Range map of Trachypithecus obscurus in Thailand

Important note; our range maps are based on limited data we have collected. The data is not necessarily accurate or complete.

Special thanks to Ton Smits and Parinya Pawangkhanant for their help with many range data.

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