Explore the fascinating world of early primate evolution in this Royal Tyrrell Museum Speaker Series talk. Delve into the fossil record of monkeys and apes from the East African Rift Valley, predating the famous Lucy specimen. Learn about the morphology of early catarrhines, their dental formulas, and skeletal characteristics. Discover the research conducted in Ugandan Early Miocene sites, including revised radiometric dating techniques. Examine the factors driving catarrhine evolution in Africa and gain insights into ancient landscapes and habitat variability. Investigate fossil assemblages, taxonomic composition, and skeletal remains to better understand our primate ancestors and their evolutionary journey.