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.
The Known Lands once-proud race decimated and beaten. Now the Known Lands struggle with the repercussions of a dwarven-created plague gone awry, the 'Culling' of the halflings in their own land, and strange and unknown forces that have brought new challenges to the peoples of the world. Many strange and unique societies and organizations have sprung up. Many parts of The Known Lands remain unexplored, though legends of wild barbarian elves and halflings, strange draconic followers, people who sail the oceans, never stepping off their ships, are commonly heard in taverns and marketplaces of The Known Lands. TKL makes use of some of