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Douc Langurs (Pygathrix spp.) Fact Sheet: Distribution & Habitat

Douc Langurs (Pygathrix spp.)

Distribution

  • Thirteen primate species inhabit Vietnam.
    • Seven are endangered.
    • Pygathrix nemaeus one of the most endangered.
    • The red-shanked Douc langur (P. n. nemaeus) is one of five colobine monkey species found only in Vietnam and Laos.
  • The distribution of the Douc langur is from Nghe An Province in the north to Tay Ninh Province in the south (500-1000m altitude).
  • Little information about status in Laos but estimated in the thousands (Duckworth, personal communication to Nadler).
    • Numbers are much higher than those for Vietnam.
  • The black-shanked douc (P.n. nigripes) is found in southern Vietnam and Cambodia.
    • Da Lat/Di Linh Plateau in South Vietnam is the center of its distribution.
  • The grey-shanked douc (P.n.cinereus) is found in the southern part of the Annam Highlands (an area isolated from the other 2 subspecies)
  • Subspecies occur together (are sympatric) throughout Vietnam's Central Highlands.

Habitat

  • Recent surveys have found them to be widespread and occupying a variety of habitats
  • Multiple types of primary and secondary forest habitats: Semi evergreen hill forests, submontane evergreen forests, mixed deciduous forests, mixed evergreen podocarp forests, mosaics of primary evergreen forests, and closed broadleaved tropical forests.
  • Medium and high altitudes.

Douc Langers Distribution

Douc Langurs distribution map

Douc langurs are found in Cambodia, Vietnam, and Laos.

Adapted from www.d-maps.com according to IUCN fact sheets.

Click each species' name for its detailed distribution map from IUCN.org:
Red-shanked Douc Langur, P. nemaeus
Gray-shanked Douc Langur, P. cinerea
Black-shanked Douc Langur, P. nigripes

Page Citations

Fooden (1996)
Lippold (1998, 1999)

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