Final answer:
The types of monkeys that make up the cercopithecine subfamily are cheek pouch monkeys (Cercopithecinae) and leaf-eating monkeys (Colobinae) found in Africa and southern Asia. Examples of cercopithecoids include baboons, mandrills, langurs, and macaques.
Step-by-step explanation:
The types of monkeys that make up the cercopithecine subfamily are the cheek pouch monkeys (Cercopithecinae) and the leaf-eating monkeys (Colobinae). These monkeys are part of the Cercopithecoidea superfamily and are found in Africa and southern Asia. One distinguishing feature of cercopithecoid primates is their molars, which have two parallel ridges. Examples of cercopithecoids include baboons, mandrills, langurs, and macaques.