Three tiny Purgatorius teeth found in Colorado are helping scientists trace how early primates evolved and spread across North America.

Researchers have shed new light on the features that enable tree-dwelling mammals to move effectively through their environments, providing insights into the evolution of the distinct upright postures ...

Supraordinal relationships of primates and their time of origin -- A molecular classification for the living orders of placental mammals and the phylogenetic placement of primates / MS Springer, WJ ...

Cover -- Contents -- List of Illustrations -- Preface -- CHAPTER 1. What Is a New World Monkey? -- What is a monkey? -- What is a platyrrhine? -- Platyrrhines and catarrhines -- Platyrrhine taxonomy - ...