13899959 - Skeleton of a Sillosuchus longicervix, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13897416 - An informational sign in Spanish about cynodonts or pre-mammals in the museum of Ischigualasto Provincial Park in Argentina.13900525 - Three small Marasuchus lilloensis on a fallen Dinodontosaurus brevirostris on the Triassic Trail in Talampaya National Park, Argentina.13899251 - A reconstructed Lessemsaurus sauropoides skeleton at the Triassic Trail in Talampaya National Park, Argentina.13898730 - A reconstructed dinosaur model at the Triassic Trail in Talampaya National Park, Argentina.13898298 - A model of a large Riojasaurus incertus on the Triassic Trail in Talampaya National Park, Argentina.13897798 - Three small Marasuchus lilloensis on a fallen Dinodontosaurus brevirostris on the Triassic Trail in Talampaya National Park, Argentina.13898349 - A reconstructed Lessemsaurus sauropoides skeleton at the Triassic Trail in Talampaya National Park, Argentina.13899358 - Model of Hyperodapedon sanjuanensis, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13897812 - A model of a Neoaetosauroides engaeus on the Triassic Trail in Talampaya National Park, Argentina.13900058 - Skeleton of Eoraptor lunensis, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13899709 - A reconstructed Lessemsaurus sauropoides skeleton at the Triassic Trail in Talampaya National Park, Argentina.13897450 - A diorama of dinosaurs from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13899980 - A reconstructed Lessemsaurus sauropoides skeleton at the Triassic Trail in Talampaya National Park, Argentina.13900386 - A model of a Dinodontosaurus brevirostris on the Triassic Trail in Talampaya National Park, Argentina.13897929 - Skeleton of Eoraptor lunensis, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13911501 - Cupcakes with vanilla frosting and sugar sprinkles13899578 - A model of a carnivorous Fasolasuchus tenax on the Triassic Trail in Talampaya National Park, Argentina.13898979 - Skeleton of an Ischigualastia jenseni, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13897850 - Skeleton of Sanjuanasaurus gordilloi, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13898972 - A display of Cynodont skulls, mammals from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13897670 - A model of a carnivorous Fasolasuchus tenax on the Triassic Trail in Talampaya National Park, Argentina.13899755 - A model of a Dinodontosaurus brevirostris on the Triassic Trail in Talampaya National Park, Argentina.13898609 - Skeleton of Saurosuchus galilei, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13899006 - A Zupaysaurus rougieri attacks a Coloradisaurus brevis on the Triassic Trail in Talampaya National Park, Argentina.13899876 - Skeleton of Eodromaeus murphi, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13898207 - Skeleton of Eodromaeus murphi, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13899615 - Skeleton of Saurosuchus galilei, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13898336 - A model of a Massetognathus major on the Triassic Trail in Talampaya National Park, Argentina.13899292 - Model of a Sanjuansaurus gordilloi, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13900419 - A Zupaysaurus rougieri attacks a Coloradisaurus brevis on the Triassic Trail in Talampaya National Park, Argentina.13900358 - Models of Hyperodapedon sanjuanensis & Saurosuchus galilei in the museum at Ischigualasto Provincial Park, San Juan, Argentina.13898261 - Skeleton of Eoraptor lunensis, a dinosaur from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13897939 - Actual skeleton of a cynodont or pre-mammal from the Triassic Period in the museum of Ischigualasto Provincial Park in Argentina.13873365 - Koko Crater, Honolulu, Oahu, Hawaii. Hiking trail over railroad tracks to summit14092997 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14092755 - Tail spike & back plate of a Stegosaurus stenops in the Quarry Exhibit Hall of Dinosaur National Monument, Utah. Also a skull cast of a Dryosaurus altus.14092721 - Fragment of a fossilized tusk of a Columbian Mammoth in the USU Eastern Prehistoric Museum in Price, Utah.14092399 - Partially-excavated dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.14092304 - Fossilized skeleton of a young camarasaurus in the Quarry Exhibit Hall of Dinosaur National Monument in Utah. This is the most complete sauropod skeleton ever found.14091301 - Fossilized hip bones of a young camarasaurus in the Quarry Exhibit Hall of Dinosaur National Monument in Utah. This is the most complete sauropod skeleton ever found.14090818 - Bony scutes in the skeleton of an Gastonia burgei, an armor-plated ankylosaur. Prehistoric Museum, Price, Utah.14090774 - Foot detail of Uintatherium anceps, a rhinoceros-like mammal, in the USU Eastern Prehistoric Museum in Price, Utah.14090643 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14089886 - Partially-excavated dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.14089563 - Tools used by paleontologists to excavate fossils in the USU Eastern Prehistoric Museum in Price, Utah.14093399 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14093020 - Reproduction of an allosaurus dinosaur head in the USU Eastern Prehistoric Museum, Price, Utah.14091999 - Skeleton cast of Uintatherium anceps, a rhinoceros-like mammal, in the USU Eastern Prehistoric Museum in Price, Utah.14090777 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14090131 - Fossilized ceratopsian dinosaur tracks from a coal mine in the USU Eastern Prehistoric Museum in Price, Utah.14090123 - Display of ammonite fossils in the USU Eastern Prehistoric Museum in Price, Utah.14089707 - The Boquerón crater with Boqueroncito cinder cone visible at the bottom, San Salvador Volcano or Quetzaltepec, El Salvador. Huge crater of a dorment Vulcan in Central America. Small crater inside named Boqueroncito.14089688 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14089278 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14088954 - Cast of the skull of Diplodocus carnegii, a large sauropod, in the USU Eastern Prehistoric Museum in Price, Utah.14088754 - A skeleton cast of an Allosaurus fragilis in the Quarry Exhibit Hall at Dinosaur National Monument in Utah.14093252 - Skeleton cast of a flying pterosaur in the USU Eastern Prehistoric Museum in Price, Utah.14091379 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14091247 - Detail of the claws of an Allosaurus fragilis in the Quarry Exhibit Hall at Dinosaur National Monument in Utah.14090948 - Skull & tusks of an American Mastodon, Mammut americanum, in the USU Eastern Prehistoric Museum in Price, Utah.14090434 - Partially-excavated dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.14090294 - The Boquerón crater with Boqueroncito cinder cone visible at the bottom, San Salvador Volcano or Quetzaltepec, El Salvador. Huge crater of a dorment Vulcan in Central America. Small crater inside named Boqueroncito.14090097 - Fossilized footprint cast of a hadrosaur or duck-billed dinosaur from a coal mine. USU Eastern Prehistoric Museum, Price, Utah.14089415 - The fossilized skull & neck of a young camarasaurus in the Quarry Exhibit Hall of Dinosaur National Monument in Utah. This is the most complete sauropod skeleton ever found.14089258 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14088720 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14092762 - Casts of the neck vertebrae of Diplodocus carnegii, a large sauropod, in the USU Eastern Prehistoric Museum in Price, Utah.14092266 - Skeleton cast of a juvenile Allosaurus fragilis in the USU Eastern Prehistoric Mmuseum in Price, Utah.14091915 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14091465 - Killing claw or ungual of Utahraptor, Utahraptor ostrommaysi, in the USU Eastern Prehistoric Museum in Price, Utah.14091261 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14091024 - Detail of the claws of an Allosaurus fragilis in the Quarry Exhibit Hall at Dinosaur National Monument in Utah.14090569 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14090347 - Reconstructed skeleton of an Gastonia burgei, an armor-plated ankylosaur. Prehistoric Museum, Price, Utah.14089796 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14089537 - Skeleton cast of a coelophysis, Coelophysis bauri, in the USU Eastern Prehistoric Museum in Price, Utah.14089473 - Reconstructed skeleton of an Gastonia burgei, an armor-plated ankylosaur. Prehistoric Museum, Price, Utah.14088915 - Reconstructed skeleton of an Peloroplites cedromontanus, an armor-plated ankylosaur. Prehistoric Museum, Price, Utah.14088844 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14092537 - Large, partially-excavated dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.14091032 - Partially-excavated stegosaurus dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.14090949 - Display of the bones of a juvenile stegosaurus in the Quarry Exhibit Hall of Dinosaur National Monument in Utah.14090814 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14090504 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14089392 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14088732 - Fossilized carnivorous dinosaur track from a coal mine in the USU Eastern Prehistoric Museum in Price, Utah. Ceratopsian tracks are also displayed.14092698 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14092398 - Partially-excavated dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.14091205 - A diorama of a Columbian Mammoth being hunted by a man with an atlatl. USU Eastern Prehistoric Museum, Price, Utah.14089943 - Detail of the tusks & skull of a Columbian Mammoth, Mammuthus columbi, in the USU Eastern Prehistoric Museumin Price, Utah. Known as the Huntington Mammoth where it was discovered in 1988.14089611 - Skeleton of a saber-toothed cat, Smilodon fatalis, in the USU Eastern Prehistoric Museum in Price, Utah. It was found in the La Brea Tar Pits in California.14093371 - Partially-excavated dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.14093157 - Skeleton cast of the Utahraptor, Utahraptor ostrommaysi, in the USU Eastern Prehistoric Museum in Price, Utah.14092367 - Fossil of a trilobite, Olenoides superbus, in the USU Eastern Prehistoric Museum in Price, Utah.14092058 - Skeleton cast of a stegosaurus, Stegosaurus stenops, in the USU Eastern Prehistoric Museum in Price, Utah.14089127 - Partially-excavated dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.14093334 - Volcan del Cuervo (Crow volcano) a crater explored by a loop trail in a barren, rock-strewn landscape14093047 - Partially-excavated dinosaur bones on the Wall of Bones in the Quarry Exhibit Hall, Dinosaur National Monument, Utah.next page
