ANTHROPOIDEA

suborder of primates including the families Callitrichidae (marmoset, q.v.), Cebidae (q.v.; New World monkeys), Cercopithecidae (q.v.; Old World monkeys), Hylobatidae (gibbon and siamang, qq.v.), Pongidae (gorilla, chimpanzee, and orangutan, qq.v.), Hominidae (humans and fossil relatives), and the fossil group Parapithecidae.