Common Binomial SNo Population Status Notes name name Hainan black Nomascus The population was estimated at over 2000 in the late 1 20 CR crested gibbon hainanus 1950s. Eastern black Nomascus Previously thought to be possibly extinct. Numbers may 2 35 – 37 CR crested gibbon nasutus be higher. Greater 3 Prolemur simus 100 – 160 CR bamboo lemur 4 Blond capuchin Cebus flavius 180 CR Estimate is for mature individuals only. Presbytis 5 Sarawak surili 200 – 500 CR chrysomelas Propithecus 6 Perrier's sifaka 230 CR One of the 25 most endangered primates. perrieri Propithecus 7 Silky sifaka 250 EN Estimate is believed to be a maximum. candidus Tonkin snub- Rhinopithecus 8 250 CR nosed monkey avunculus Barbara Callicebus 9 260 CR Minimum estimation. Brown's titi barbarabrownae Myanmar Rhinopithecus 10 snub-nosed 260 – 330 CR strykeri monkey Superagui lion Leontopithecus 11 400 CR Maximum estimate. tamarin caissara Kashmir gray Semnopithecus 12 500 EN Maximum estimate; 250 mature. langur ajax Coimbra Filho's Callicebus 13 500 – 1000 EN titi coimbrai Gray-shanked Pygathrix 14 550 – 700 CR douc cinerea Arunachal Macaca While one source gives a minimum estimate of 569, 15 569 EN macaque munzala another claims adult species number less than 250. Gray snub- Rhinopithecus 16 750 EN nosed monkey brelichi White-headed Trachypithecus 17 764 – 864 CR langur poliocephalus Northern Brachyteles 18 855 CR Minimum estimate. muriqui hypoxanthus Black lion Leontopithecus 19 1000 EN tamarin chrysopygus Minimum estimate; wild only. In addition to these, there Golden lion Leontopithecus 20 1000 EN are about 450 golden lion tamarins in 150 zoos around the tamarin rosalia world. Tana River Cercocebus 1000 – 21 EN mangabey galeritus 1200 Rungwecebus 22 Kipunji 1117 CR kipunji Sanje Cercocebus 23 1300 EN Estimate is likely a maximum. mangabey sanjei Southern Brachyteles 24 1300 EN muriqui arachnoides Black crested Nomascus 1300 – 25 CR gibbon concolor 2000 Siau Island Tarsius 1358 – 12 26 CR Amongst the world's top 25 most endangered primates. tarsier tumpara 470 Red slender Loris 27 1500 EN loris tardigradus Tarsius 1505 – 28 Sangihe Tarsier EN Population estimates are considered inconclusive. sangirensis 2795 Zanzibar red Procolobus 29 2000 EN Maximum estimate. colobus kirkii Black snub- Rhinopithecus 30 2000 EN Maximum estimate; less than 1000 mature organisms. nosed monkey bieti Pagai Island Macaca 2100 – 31 CR Numbered 15 000 in 1980. macaque pagensis 3700 Presbytis 2285 – 32 Javan surili EN comata 2500 Lac Alaotra Hapalemur Estimates were for 2002 and showed a decline of over 33 2500 CR bamboo lemur alaotrensis 50% in under a ten years. 3000 – 34 Moor macaque Macaca maura EN 5000 Lion-tailed 35 Macaca silenus 4000 EN Estimate is a maximum. macaque Hylobates 4000 – 36 Silvery gibbon EN moloch 4500 Gee's golden Trachypithecus Maximum estimate; mature individuals number less than 37 5500 EN langur geei 2500. Approximately 5000 eastern lowland gorillas (G. b. 38 Eastern gorilla Gorilla beringei 5880 EN graueri) and 880 mountain gorillas (G. b. beringei). Golden Hapalemur 39 5916 EN Real population is as much as 75% below this estimate. bamboo lemur aureus Cottontop Saguinus 40 6000 EN Estimate for mature organisms is 2000. tamarin oedipus Golden- Propithecus 6000 – 10 41 EN crowned sifaka tattersalli 000 Golden-headed Leontopithecus 6000 – 15 42 EN lion tamarin chrysomelas 000 Pig-tailed 6700 – 17 43 Simias concolor EN Down from an estimated 26 000 in 1980. langur 300 Gray-headed Eulemur 44 7265 EN Maximum population estimate is 7265 +/- 2,268. lemur cinereiceps Sumatran 45 Pongo abelii 7300 CR orangutan Madame Microcebus 46 Berthe's mouse 8000 EN Estimate is a maximum. berthae lemur Natuna Island Presbytis 47 10 000 VU surili natunae Roosmalens' Callibella 48 dwarf 10 000 VU humilis marmoset Barbary Macaca 49 15 000 EN Population may be underestimated. macaque sylvanus Udzungwa red Procolobus 50 15 400 EN Population may be overestimated. colobus gordonorum Northern giant 16 500 – 51 Mirza zaza VU mouse lemur 177 500 Siberut 17 000 – 52 Macaca siberu VU Numbered 39 000 in 1980. macaque 30 000 Trachypithecus Maximum estimate; mature individuals number less than 53 Nilgiri langur 20 000 VU johnii 10 000. Red-eared Cercopithecus 54 20 000 VU Minimum estimate. guenon erythrotis Hylobates 20 000 – 55 Kloss's gibbon EN klossii 25 000 29 500 – 56 Bonobo Pan paniscus EN Population may be underestimated. 50 000 Mentawai Presbytis 57 36 000 EN Maximum estimate. langur potenziani Bornean Pongo 45 000 – 58 EN orangutan pygmaeus 69 000 59 Western gorilla Gorilla gorilla 95 000 CR Figures are considered an overestimation. Common 172 700 – 60 Pan troglodytes EN chimpanzee 299 700 Theropithecus 61 Gelada 200 000 LC gelada Müller's Hylobates 250 000 – 62 Bornean EN muelleri 375 000 gibbon 7 000 000 63 Human Homo sapiens LC 000

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Original source : en.wikipedia.org/wiki/List_of_primates_by_population