What is the Difference Between Platyrrhines and Catarrhines
The main differencebetween platyrrhines and catarrhines is that platyrrhines are a parvorder of simians that contains flat-nosed primates, including New World monkeys, whereas catarrhines are a parvorder of simians that contains hooked-nose primates including Old World monkeys, apes, and humans.Furthermore, the nostrils of platyrrhines are farther apart and they point outwardwhile the nostrils of catarrhines are closer together and they point down.In addition, platyrrhines have a large body size in comparison to catarrhines.