👉 The term "proteosaurid" is a name for a group of dinosaur species that lived during the Late Cretaceous period about 68 to 64 million years ago. These dinosaurs were known as "Proteosaurs," which stands for "Proteinous Saurischian." They are classified in the family "Sauromorpha" and are characterized by their large, powerful jaws, long necks, and distinctive skull features. Proteosaurids played a significant role