baboon

Types:

Papio ursinus, chacma, chacma baboon

greyish baboon of southern and eastern Africa

Mandrillus sphinx, mandrill

baboon of west Africa with a bright red and blue muzzle and blue hindquarters

Mandrillus leucophaeus, drill

similar to the mandrill but smaller and less brightly colored

Type of:

Old World monkey, catarrhine

of Africa or Arabia or Asia; having nonprehensile tails and nostrils close together