Trachypithecus crepusculus

(D. G. Elliot, 1909)

Indochinese Gray Langur

Taxonomy

Subclass : Theria
Infraclass : Placentalia
Magnorder : Boreoeutheria
Superorder : Euarchontoglires
Order : Primates
Suborder : Haplorhini
Infraorder : Simiiformes
Parvorder : Catarrhini
Superfamily : Cercopithecoidea
Family : Cercopithecidae
Subfamily : Colobinae
Tribe : Presbytini
Genus : Trachypithecus

Species status

Living
Found in the wild

Authority citation

Elliot, D.G. 1909-09-01. Descriptions of apparently new species and subspecies of monkeys of the genera Callicebus, Lagothrix, Papio, Pithecus, Cercopithecus, Erythroccbus, and Presbytis. Annals and Magazine of Natural History (8)4(21):244-274.

Authority publication link

https://www.biodiversitylibrary.org/page/22097650

Original name as described

Presbytis crepuscula

Type material

BMNH:Mamm:1885.8.1.11

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/b29511d6-70eb-42c3-9eb4-aae0b3b381e4 https://data.nhm.ac.uk/object/f44e3765-5cd0-44f6-9a3a-0a5b4739c717

Type locality

Burma, Mount Muleiyit, 1500 m.

Biogeographic realm

Indomalaya

Country distribution

China · Myanmar · Thailand · Laos · Vietnam

Taxonomy notes

split from T. phayrei

Taxonomy notes citation

Liedigk, R., Thinh, V.N., Nadler, T., Walter, L., Roos, C. 2009. Evolutionary history and phylogenetic position of the Indochinese greylangur (Trachypithecus crepusculus). Vietnamese Journal of Primatology, 3:1-8.

IUCN Red List status

Endangered

Species Permalink

https://www.mammaldiversity.org/taxon/1000698

Country distribution map

The map below provides a general overview. Most species inhabit only specific regions within countries. Hover over the highlighted regions to see the country name.

Names and synonyms

Present and past (if available) associated names to the species. Click on a name to view its details. If the list is long, scroll down to see more.

Presbytis crepuscula wroughtoni

(D. G. Elliot, 1909)

Family

Cercopithecidae

Root name

wroughtoni

Validity status

synonym

Nomenclatural status

available

Type

BMNH:Mamm:1861.10.8.1

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/08b05f4c-c419-4402-9a92-4cae2e7652a0 https://data.nhm.ac.uk/object/d578656e-f40e-424d-b40b-74c3968044ae

Authority page

272

Authority page URI

https://www.biodiversitylibrary.org/page/22097651

Authority publication

Annals and Magazine of Natural History

Name usages

Groves (2005) (information at https://hesperomys.com/a/8549)

Presbytis crepuscula

(D. G. Elliot, 1909)

Family

Cercopithecidae

Root name

crepusculus

Validity status

species

Nomenclatural status

available

Type

BMNH:Mamm:1885.8.1.11

Type kind

holotype

Type specimen URI

https://data.nhm.ac.uk/object/b29511d6-70eb-42c3-9eb4-aae0b3b381e4 https://data.nhm.ac.uk/object/f44e3765-5cd0-44f6-9a3a-0a5b4739c717

Authority page

271

Authority page URI

https://www.biodiversitylibrary.org/page/22097650

Authority publication

Annals and Magazine of Natural History

Presbytis argenteus

(Kloss, 1919)

Family

Cercopithecidae

Root name

argenteus

Validity status

synonym

Nomenclatural status

available

Type

USNM:MAMM:236624, USNM:MAMM:236625

Type kind

syntypes

Type specimen URI

http://n2t.net/ark:/65665/3754b47a1-01a4-4a6f-a572-d81f468fe102 http://n2t.net/ark:/65665/3d2f81f00-770f-40cc-af31-b99f010c3dcd

Authority page

338

Authority page URI

https://www.biodiversitylibrary.org/page/12463857

Authority publication

Journal of the Natural History Society of Siam

Name usages

Groves (2005) (information at https://hesperomys.com/a/8549)

Trachypithecus phayrei crepuscula

Groves, 2005

Family

Cercopithecidae

Root name

crepuscula

Validity status

synonym

Nomenclatural status

name_combination

Authority publication

Baltimore

Name usages

Groves (2005) (information at https://hesperomys.com/a/8549)

Trachypithecus crepusculus

Mittermeier, Rylands, & D. E. Wilson, 2013

Family

Cercopithecidae

Root name

crepusculus

Validity status

synonym

Nomenclatural status

name_combination

Authority page

748

Authority publication

Barcelona

Name usages

  1. Mittermeier, Rylands & Wilson (2013:748) (information at https://hesperomys.com/a/59513)
  2. Mammal Diversity Database (2018:ID #100000829) (information at https://hesperomys.com/a/67336)
  3. Mammal Diversity Database (2019:ID #100000829) (information at https://hesperomys.com/a/67337)
  4. Mammal Diversity Database (2024, https://www.mammaldiversity.org/taxon/1000698) (information at https://hesperomys.com/a/67250)
  5. International Union for the Conservation of Nature (2024, https://www.iucnredlist.org/species/136920/204397334) (information at https://hesperomys.com/a/67246)

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