File:WLA hmns Edmontosaurus annectens.jpg

DescriptionWLA hmns Edmontosaurus annectens.jpg Duck-billed dinosaur or hadrosaur Edmontosaurus annectens (Cretaceous, Hell Creek Formation, Faith, South

DescriptionWLA hmns Tyrannosaurus rex 2.jpg Tyrannosaurus rex (Upper Cretaceous, Hell Creek Formation, Montana) Tyrannosaurids, the family of large carnivorous

DescriptionWLA hmns Tyrannosaurus rex 3.jpg Tyrannosaurus rex (Upper Cretaceous, Hell Creek Formation, Montana) Tyrannosaurids, the family of large carnivorous