After Sues & Norman, 1990, Weishampel & Heinrich, 1992, Keesey, 1996-2000, and Varricchio, Martin & Katsura, 2007
<==o †Hypsilophodontia Dollo, 1882 (hypsilophodonts; gasellisaurit) `--o †Hypsilophodontidae Dollo, 1882 sensu Weishampel & Heinrich, 1992 |--o Othnieliinae | |?- †Drinker nisti [Drinker copei?] | |-- †Agilisaurus louderbacki Peng, 1992 | `--+-- †Yandusaurus hongheensis He, 1979 | `-- †Othnielia rex (Marsh, 1877b) Galton, 1977b [Nanosaurus rex Marsh, 1877b; Laosaurus gracilis Marsh, 1878b; Laosaurus cursors Marsh, 1894] `--+--o †Zephyrosaurinae | |-- †Oryctodromeus cubicularis Varricchio, Martin & Katsura, 2007 | `--+-- †Orodromeus makelai Horner & Weishampel, 1988 | `-- †Zephyrosaurus schaffi Sues, 1980 `--o †Hypsilophodontinae |--o †Thescelosaurus Gilmore, 1913 | |?- †T. garbanii Morris, 1976 | |-- †T. neglectus Gilmore, 1913 | `-- †“T.” sp. [Morris, 1976] `--+-- †Parksosaurus warreni (Parks, 1926a) Sternberg, 1937 [Thescelosaurus warreni Parks, 1926a] `--+-- †Bugenasaura `--+-- †Hypsilophodon foxii Huxley, 1869 `-- Iguanodontoidea Dollo, 1888 sensu Weishampel & Heinrich, 1992
Hypsilophodontia incertae sedis:
†Hypsilophodontidae genera et species indet. [Japan]
†Atlascopcosaurus loadsi Rich & Rich, 1989
†Fulgurotherium australe Huene, 1932
†Leaellynasaura amicagraphica Rich & Rich, 1989
†Qantassaurus intrepidus Rich & Vickers-Rich, 1999
†Notohypsilophodon
Reference(s):
- Barrett, P. M., 2000: The dinosaur fauna from the Earliest Cretaceous Tetori Group of Central Honshu, Japan.
–Journal of Vertebrate Paleontology: Vol. 20, #3, suppl. to #3, 28A - Keesey, T. M., 1996-2000: The Dinosauricon
–iNet: The Dinosauricon: http://dinosauricon.com/ - Martinez, R. D., Lamanna, M. C., Smith, J. B., Dodson, P. & Luna, M., 2000: Dinosaurs from the Bajo Barreal Formation, Central Patagonia.
–Journal of Vertebrate Paleontology: Vol. 20, #3, suppl. to #3, 56A - Sues, H.-D., & Norman, D. B., 1990: Hypsilophodontidae, Tenontosaurus, Dryosauridae. 498-509
in Weishampel, D. B., Dodson, P., & Osmólska, H. (eds.), 1990: The Dinosauria.
–University of California Press, Berkley, Los Angeles, Oxford, 1990 xvi-733 - Varricchio, D. D., Martin, A. J. & Katsura, Y., 2007: First trace and body fossil evidence of a burrowing, denning dinosaur.
–Proceedings of the Royal Society of London: Biological series: #FirstCite Early Online Publishing, [DOI: 10.1098/rspb.2006.0443] [abstract only] - Weishampel, D. B. & Heinrich, R. E., 1992: Systematics of Hypsilophodontidae and basal Iguanodontia (Dinosauria: Ornithopoda).
–Historical Biology: Vol. 6, pp. 159-184