Platyrrhini

The New World monkeys are the four families of primates that are found in Central and South America: Cebidae, Aotidae, Pitheciidae and Atelidae. The four families are ranked together as the Platyrrhini parvorder. They differ from other groupings of monkeys and primates, such as the Old World monkeys and the apes.
See more at Wikipedia.org...

Noun
1. New World monkeys: capuchin; douroucouli; howler monkey; saki; spider monkey; squirrel monkey; titi; uakari; woolly monkey; marmoset; tamarin
(synonym) superfamily Platyrrhini
(hypernym) mammal family
(member-holonym) Anthropoidea, suborder Anthropoidea
(member-meronym) New World monkey, platyrrhine

New world monkeys found in South America with widely spaced nostrils. They last had a common ancestor with the old world monkeys (Catarrhini) about 55 million years ago.