Based on careful study of fossilized teeth, scientists Keegan Melstrom and Randall Irmis at the Natural History Museum of Utah at the University of Utah have found that multiple ancient groups of crocodyliforms—the group including living and extinct relatives of crocodiles and alligators—were not the carnivores we know today, as reported in the journal Current […]

Fossils of a new genus and species of an ankylosaurid dinosaur—Akainacephalus johnsoni—have been unearthed in the Kaiparowits Formation of Grand Staircase-Escalante National Monument (GSENM), and are revealing new details about the diversity and evolution of this group of armored dinosaurs.  Expected to look like other North American Late Cretaceous ankylosaurid dinosaurs with smooth bony armor […]