Excavation Process Ancient Mammals Paleontological Findings Tyrannosaurus Rex Tyrannosaurus Rex Fossil Unique Fossil Species Lokiceratops Montana Fossils Reptiles Dinosaur Bones Anatomy Gai-as Formation Researchers Fossil Hunter Authenticity Stegosaurus Skeleton Lomankus edgecombei Beecher’s Trilobite Bed Early Cretaceous Fossil Analysis Popo Agie Formation Marine Life Cretaceous Period Human Ancestors Harajicadectes zhumini Dinocephalosaurus Orientalis Tridentinosaurus antiquus Oldest Fossil Forest Amazon Fossils Tapeworm Fossil Jaw Bones Giant Fossils Ichthyosaurs Amateur Fossil Hunters Snake Fossils Archaeopteryx Clonal Fragmentation New Species
Researchers have begun dental isotope tests after dating 13 teeth to 2.6–2.8 million years ago to guide new excavations toward a formal species description