Allosaurus fishes, frogs, salamanders, turtles, sphenodonts, lizards, terrestrial and aquatic crocodylomorphans, several species of pterosaur, numerous dinosaur species, and early mammals such as docodonts, multituberculates, symmetrodonts, and triconodonts. Dinosaurs known from the Morrison include the theropods "Ceratosaurus", "Ornitholestes", "Tanycolagreus", and "Torvosaurus", the sauropods "Haplocanthosaurus", "Camarasaurus", "Cathetosaurus", "Brachiosaurus", "Suuwassea", "Apatosaurus", "Brontosaurus", "Barosaurus", "Diplodocus", "Supersaurus", and "Amphicoelias", and the ornithischians "Camptosaurus", "Dryosaurus", and "Stegosaurus". "Allosaurus" is commonly found at the same sites as "Apatosaurus", "Camarasaurus", "Diplodocus", and "Stegosaurus". The Late Jurassic formations of Portugal where "Allosaurus" is present are interpreted as having been similar to the Morrison but with a stronger marine influence.
Lesser Known Heaven" on January 11, 2011 and "Rio" on February 17, 2011. Boeldt worked with Elena Johnston in creating what described as the "pretty ominous" cover art for "Lesser Known", whom Johnston chose the pictures and helped him put the chosen images together on the artwork. Reviews from music journalists upon release were generally mixed. Some reviewers disliked "Lesser Known" for having the same main problem as Adventure's debut album, that it only focused on recreating old music that was already easy to access both online and retro 1980s music stations without trying to cross over any boundaries or taking any