Details Details PDF BIBTEX RIS Title A tyrannosaurid pedal ungual from the Williams Fork Formation (Campanian) of Colorado and its implications for the biogeography of Laramidian dinosaurs Journal title Acta Geologica Polonica Yearbook 2023 Volume vol. 73 Issue No 1 Affiliation Yun, Chan-Gyu : Biological Sciences, Inha University, Incheon 22212, Republic of Korea Authors Yun, Chan-Gyu Keywords Dinosauria ; Theropoda ; Tyrannosauridae ; Fossil record ; Pedal ungual anatomy ; Dinosaur biogeography Divisions of PAS Nauki o Ziemi Coverage 63-72 Publisher Komitet Nauk Geologicznych PAN ; Wydział Geologii UW Date 2023.02.10 Type Article Identifier DOI: 10.24425/agp.2022.140433