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^Galton, P.M. (1977). The ornithopod dinosaur Dryosaurus and a Laurasia-Gondwanaland connection in the Upper Jurassic. Nature 268: 230-232.
^ 3.03.1Foster, J.R. (2003). Paleoecological Analysis of the Vertebrate Fauna of the Morrison Formation (Upper Jurassic), Rocky Mountain Region, U.S.A.New Mexico Museum of Natural History and Science Bulletin 23.
^ 4.04.1Galton, P.M. (2006). Teeth of ornithischian dinosaurs (mostly Ornithopoda) from the Morrison Formation (Upper Jurassic) of the western United States. in: Carpenter, K. (ed.). Horns and Beaks: Ceratopsian and Ornithopod Dinosaurs. Indiana University Press: Bloomington, 17-47. ISBN 978-0-253-34817-3.
^Glut, Donald F. Dinosaurs: The Encyclopedia, Supplement 4. Jefferson, North Carolina: McFarland & Company, Inc.: p. 206. 2006. ISBN 0-7864-2295-5. 引文格式1维护:冗余文本 (link)
^Brill, K.; and Carpenter, K. A baby ornithopod from the Morrison Formation of Garden Park, Colorado. Tanke, D.H.; and Carpenter, K. (eds.) (编). Mesozoic Vertebrate Life. Bloomington and Indianapolis: Indiana University Press. 2001: 197-205. ISBN 0-253-33907-3.引文使用过时参数coauthors (帮助)
^Pierce, R.J. A nearly complete dentary of the ornithopod dinosaur Othnielia rex from the Morrison Formation of Wyoming. Foster, J.R.; and Lucas, S.G. (eds.) (编). Paleontology and Geology of the Upper Jurassic Morrison Formation. New Mexico Museum of Natural History and Science Bulletin, 36. Albuquerque, New Mexico: New Mexico Museum of Natural History and Science. 2006: 163–164.
^ 9.09.19.29.3Brill, K.; and Carpenter, K. A baby ornithopod from the Morrison Formation of Garden Park, Colorado. Tanke, D.H.; and Carpenter, K. (eds.) (编). Mesozoic Vertebrate Life. Bloomington and Indianapolis: Indiana University Press. 2001: 197–205. ISBN 0-253-33907-3.引文使用过时参数coauthors (帮助)