J488 - Ultra Rare Pachycephalosaurus wyomingensis Foot Claw - Late Cretaceous - Hell Creek Fm Deanaspis golfussi composed of white and gray

composed of white and gray angular clasts set in a dark-gray matrix

†Sedenhorstia sp

Canada (32: Alberta-British Columbia

carbonate (32)

J488 - Ultra Rare Pachycephalosaurus wyomingensis Foot Claw - Late Cretaceous - Hell Creek Fm Deanaspis golfussi composed of white and grayPachycephalosaurus wyomingensis, a thick skulled herbivorous dinosaur from the Late Cretaceous (approx. 70 66 million years ago), has been discovered in the Hell Creek Formation of South Dakota. Fossil evidence, including vertebrae and cranial material, indicates they inhabited the region alongside T. rex and Triceratops. South Dakota Finds: Notable fossils, including vertebrae (e. g., specimen V7019), have been recovered from the Hell Creek