Order Primates Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1 111 184 book chapter 0-8018-8221-4 10.5281/zenodo.7316519 Presbytis hosei Thomas 1889 Presbytis hosei Thomas 1889 , Proc. Zool. Soc. Lond., 1889: 159 . Type Locality: Malaysia , Sarawak , Niah. Vernacular Names: Hose's Langur . Subspecies: : Subspecies Presbytis hosei subsp. hosei Thomas 1889 Subspecies Presbytis hosei subsp. canicrus Miller 1934 Subspecies Presbytis hosei subsp. everetti Thomas 1892 Subspecies Presbytis hosei subsp. sabana Thomas 1893 Distribution: N and E Borneo : Brunei , E Sarawak , Sabah ( Malaysia ), south to Karangan River in Kalimantan ( Indonesia ). Conservation: CITES – Appendix II; IUCN – Vulnerable as P. h. sabana , Data Deficient as P. h. hosei , P. h. canicrus and P. h. everetti . Nominotypical hosei perhaps extinct. Discussion: Separated from " aygula " (= comata ) by Medway (1970:544) . Possibly canicrus and sabana are distinct species ( Groves, 2001 c ).