Mikko's Phylogeny Archive

†Heterodontosauridae – canine-tooth dinosaurs

After Sereno, 2012

<==o †Heterodontosauridae Kuhn, 1966 [non Romer, 1966]
   |?-+-- †Echinodon becklesii Owen, 1861; E.Cret. WEu.
   |  |-- †Fruitadens haagarorum Butler, Galton, Porro, Chiappe, Henderson & Erickson, 2010; L.Jur. NAm.
   |  `-- †Tianyulong confuciusi Zheng, You, Xu & Dong, 2009; E.Cret. EAs.
   `--o †Heterodontosaurinae Kuhn, 1966 [non Romer, 1966] sensu Sereno, 2012
      |-- †Lycorhinus angustidens Haughton, 1924 [incl. Lanasaurus scalpridens Gow, 1975; NHMUK RU A100] E.Jur. SAf.
      `--+-- †Abrictosaurus consors (Thulborn, 1974) Hopson, 1975a [Lycorhinus consors Thulborn, 1974] E.Jur. SAf.
         |-- †Heterodontosaurus tucki Crompton & Charig, 1962; E.Jur. SAf.
         `--+-- †Manidens condorensis Pol, Rauhut & Becerra, 2011; M.Jur. SSAm.
            `-- †Pegomastax africanus Sereno, 2012; E.Jur. SAf.

Heterodontosauridae incertae sedis:

    †Heterodontosauridae indet. [Kayenta Formation, Early Jurassic, North America]
    †Geranosaurus atavus Broom, 1911 [nomen dubium]

<==o †Heterodontosauridae
   |-- †Lanasaurus
   `--o †Heterodontosaurinae
      |-- †Abrictosaurus
      `--o †Heterodontosaurini
         |-- †Lycorhinus
         |-- †Echinodon
         |-- †Tianyulong
         `--+-- †Fruitadens
            `--+-- NHMUK RU A100
               `-- †Heterodontosaurus

<==o †Ornithischia
   |-- †Pisanosaurus
   |-- †Echinodon
   `--+--+-- †Eocursor
      |  `-- †Genasauria
      `--o †Heterodontosauridae
         |-- †Tianyulong
         `--+-- †Fruitadens
            `--+-- †Manidens
               `--+-- †Abrictosaurus
                  |-- NHMUK RU A100 / BMNH A100
                  |-- †Lycorhinus
                  `-- †Heterodontosaurus

Reference(s):

• Butler, R. J., Galton, P. M., Porro, L. B., Chiappe, L. M., Henderson, D. M. & Erickson, G. M., 2010: Lower limits of ornithischian dinosaur body size inferred from a new Upper Jurassic heterodontosaurid from North America.
  –Proceedings of the Royal Society B: Biological Sciences: Vol. 277, #1680, pp. 375-381 [doi: 10.1098/rspb.2009.1494]
• Butler, R. J., Porro, L. B., Galton, P. M. & Chiappe, L. M., 2012: Anatomy and Cranial Functional Morphology of the Small-Bodied Dinosaur Fruitadens haagarorum from the Upper Jurassic of the USA.
  –Plos One: Vol. 7, #4, pp. e31556 (1-31) [doi: 10.1371/journal.pone.0031556]
• Weishampel, D. B., & Witmer, L. M., 1990: Heterodontosauridae. 486-497
  in Weishampel, D. B., Dodson, P., & Osmólska, H. (eds.), 1990: The Dinosauria.
  –University of California Press, Berkley, Los Angeles, Oxford, 1990 xvi-733
• Keesey, T. M., 1996-2000: The Dinosauricon
  –iNet: The Dinosauricon: http://dinosauricon.com/
• Pol, D., Rauhut, O. & Becerra, M., 2011: A Middle Jurassic heterodontosaurid dinosaur from Patagonia and the evolution of heterodontosaurids.
  –Naturwissenschaften: Vol. 98, #5, pp. 369-379 [doi: 10.1007/s00114-011-0780-5]
• Sereno, P., 2012: Taxonomy, morphology, masticatory function and phylogeny of heterodontosaurid dinosaurs.
  –Zookeys: Vol. 226, #0, pp. 1-225 [doi: 10.3897/zookeys.226.2840]
• Zheng, X.-T., You, H.-L., Xu, X. & Dong, Z.-M., 2009: An Early Cretaceous heterodontosaurid dinosaur with filamentous integumentary structures.
  –Nature: Vol. 458, #7236, pp. 333-336 [doi: 10.1038/nature07856]