There are 262-264 species of monkeys and more than half are
endangered.
Critically Endangered primates: * indicated 10 most
endangered
Bioke Red Colobus (procolobus pennantii pennantii)
Black-faced lioin Tarmarin (leontopithecus caissara)
* Brown Spider Monkey (ateles hybridus brunneus)
Buffy-headed tufted Capuchin (cebus xanthosternos)
* Colobine Monkeys
Cross River Gorilla (gorilla forilla diehli)
Delacour's langur (trachypithecus delacouri)
Eastern gorilla (gorilla beringei)
Golden-headed langur (trachypithecus poliocephalus
Poliocephalus)
Grey-shanked douc (pygathrix nemaeus cincerea)
Greater bamboo lemu (prolemur simus)
Hainan black-crested gibbon (nomascus nastus hainanus)
Horton Plains Slender Loris (loris lydekkerianus
nycticeboides)
* Kipunji
* Langurs
Pagai pid-tailed snub-nosed monkey (simias concolar)
Perrier's sifaka (propithecus perrieri)
Miller's grizzled surilit (presbytis hosei canicrus)
* Miss Waldron's Red Colobus Monkey
Mount Rungwe galago (galagoides)
Northern Muriqui (brachyteles hypoxanthus)
* Red Colobus Monkey
* Roloway Monkeys
Sanje Mangeabey (cercocebus sanjei)
Silky sifaka (propithecus candidus)
* Simakobu
Sumatran orangutan (pongo abellii)
* Tan River Red Colobus (procolobus rufomitratus)
Tonkin snub-nosed monkey (rhinopithecus avunculus)
Western purple-faced langur (semnopithecus vetulus nestor)
White-collared lemur (eulemur albocollaris)
White-naped mangabey (cercocebus atys lunulatus)
