Barosaurus is a genus of large sauropod dinosaur that lived in present-day North America during the Late Jurassic period. It was described by American paleontologist Othniel Charles Marsh in 1890. The
Barosaurus mount 1
One of the holotype caudal vertebrae in multiple perspectives
ROM 3670 (nicknamed Gordo), Royal Ontario Museum skeleton, Toronto
Skull cast, Natural History Museum of Utah
Allosaurus is a genus of theropod dinosaur that lived 155 to 143 million years ago during the late Jurassic period. The first fossil remains that could definitively be ascribed to this genus were desc
Barosaurus
…moderate winters. The strata of the Morrison Formation bears a variety of other fossils, including an array of dinosaurs. This includes the theropods Allosaurus and Ceratosaurus, ornithischians Stegosaurus and Dryosaurus, and the other sauropods Brachiosaurus and Brontosaurus. The first Barosaurus remains were…
WLA hmns Allosaurus White Background
Mounted A. fragilis specimen (AMNH 5753), posed as scavenging an Apatosaurus
Outdated 1904 life restoration of AMNH 5753 by Charles R. Knight
"Big Al" (A. jimmadseni) skeleton at the Museum of the Rockies