An updated geological timeline for the extinction of the dinosaurs - GeoSpace - AGU Blogosphere
File:Nanotyrannus lancensis theropod dinosaur (Hell Creek Formation, Late Cretaceous; Carter County, southeastern Montana, USA) 2 (15375756215).jpg - Wikimedia Commons
Swift extinction for dinosaurs?
Ancient Edmontosaurus Jaw- Late Cretaceous - 68/65.5 MYO - Hell Creek Formation | eBay
Stem-Bird Files: Giant Hell Creek oviraptorosaur by randomdinos on DeviantArt
File:Hell Creek dinosaurs and pterosaurs by durbed.jpg - Wikipedia
Cretaceous Dinosaurs - Fossils and Paleontology (U.S. National Park Service)
Currently writing a horror story where Dinosaurs of the Hell Creek formation have spread all across Florida. Any suggestions or advice? : r/Dinosaurs
The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect
Does this dinosaur 'graveyard' reveal their final day on Earth? An expert explores the evidence
New 'hell chicken' species upends understanding of dinosaur extinction
Hell fish' likely killed by dinosaur-ending asteroid is preserved in stunning detail | Live Science
Cretaceous Dinosaurs - Fossils and Paleontology (U.S. National Park Service)
HELL CREEK FORMATION: GUIDA DEFINITIVA ALL'INTERA FORMAZIONE! | Paleontologia Mitologica - YouTube
Mummified Dinosaurs Are Surprisingly Common, And Now We Know Why | IFLScience
Pieces of the Asteroid That Killed the Dinosaurs Are Found in Hell Creek Formation, North Dakota | Prateek Dasgupta | NewsBreak Original
File:Hell Creek Formation Fauna.png - Wikipedia
America's Last Dinosaurs : Denver Museum of Nature & Science
New Research Indicates Simple Path to Preserving Dinosaur Soft Tissues | Sci.News
The Last Days of the Dinosaurs: An Asteroid, Extinction, and the Beginning of Our World: Black, Riley: 9781250271044: Amazon.com: Books
Geosciences | Free Full-Text | The Hell Creek Formation, Montana: A Stratigraphic Review and Revision Based on a Sequence Stratigraphic Approach
New Species of Hook-Handed Dinosaur Uncovered in Montana | Paleontology | Sci-News.com
The Hell Creek Formation and its contribution to the Cretaceous–Paleogene extinction: A short primer - ScienceDirect
