Episode 9 Field Guide: New Relatives of Tyrannosaurus rex!

Tyrannosaurus rex is a dinosaur celebrity, a villain in most dinosaur movies and documentaries, but where did the massive beast come from? On November 6, 2013, a team of paleontologists including our expert in this episode, Dr. Randy Irmis from the University of Utah and the Natural History Museum of Utah, published two new skeletons of Tyrannosaurus’s close kin: Teratophoneus and Lythronax. The s …

Filed under: Cretaceous, Dinosaurs, Ecology, Field Guide, Fossils, Laramidia, Lythronax, New species, North America, Paleontology, Systematics, T. rex, Tyrannosaurus, Utah, carnivore, theropod