👉 Emydosauria is a term used to describe the fossil record of dinosaurs. It refers to a group of extinct theropod dinosaur species that lived during the Late Cretaceous period (around 65 million years ago). Some of these dinosaurs are known as "emydosaurs" or "emydosaursian", and they were larger than their contemporary relatives, like the T-Rex. Emydosauria is a diverse group of dinosaurs with over 30 genera, including some