トルヴォサウルス
Avian paternal care had dinosaur origin. Science 322 , 1826– 1828 (2008).
↑ http://www.nbcnews.com/science/rare-find-abandoned-dinosaur-nests-eggshells-6C10843146
↑ J. A. Jensen and J. H. Ostrom. 1977. A second Jurassic pterosaur from North America. Journal of Paleontology 51(4):867-870
↑ Richmond, D.R. and Morris, T.H., 1999, Stratigraphy and cataclysmic deposition of the Dry Mesa Dinosaur Quarry, Mesa County, Colorado, in Carpenter, K., Kirkland, J., and Chure, D., eds., The Upper Jurassic Morrison Formation: An Interdisciplinary Study, Modern Geology v. 22, no. 1-4, pp. 121–143.
1 2 Chure, Daniel J.; Litwin, Ron; Hasiotis, Stephen T.; Evanoff, Emmett; Carpenter, Kenneth (2006).