Definition
'Platyrrhinian' is an adjective used to describe primates of the Platyrrhini group. These primates are New World monkeys with flat noses and widely spaced, outward-facing nostrils. Itβs another way to say 'platyrrhine', really! These monkeys typically have a prehensile tail. Think of it as the slightly fancier version of platyrrhine. π Itβs primarily used in scientific contexts.