noun. A genus of American platyrrhine monkeys, of the family Cebidœ and subfamily Cebinœ; the spider-monkeys or sapajous, with attenuate bodies, very long slender limbs, and long powerfully prehensile tails: so called because the thumb is rudimentary.

noun. A genus of American monkeys with prehensile tails, and having the thumb wanting or rudimentary. See spider monkey, and coaita.

noun. spider monkeys

"Besides the howlers there were other species -- there were tamarins, and ouistitis, and the black coaitas of the genus "ateles," all assembled around the juvia-tree."

mammal genus  

coaita  spider monkey