mur·i·qui 
(mûr′ĭ-kē)
(mûr′ĭ-kē)n. pl. muriqui or mur·i·quis
Either of two species of large arboreal leaf-eating monkeys (Brachyteles arachnoides or B. hypoxanthus) found only in Brazil, having a long prehensile tail and thick fleecy fur. Also called woolly spider monkey.
[Portuguese buriqui, muriqui, from Tupí mbïrï′ki.]