Benson, Robert B. J.; Hunt, Gene; Carrano, Matthew T.; Campione, Nicolás (21 October 2017). "Cope's rule and the adaptive landscape of dinosaur body size evolution". Palaeontology. 61 (1): 13–48. doi:10.1111/pala.12329.
Thulborn, R.A. (1970). "The systematic position of the Triassic ornithischian dinosaur Lycorhinus angustidens". Zoological Journal of the Linnean Society. 49 (3): 235–245. doi:10.1111/j.1096-3642.1970.tb00739.x.
Thulborn, R.A. (1974). "A new heterodontosaurid dinosaur (Reptilia: Ornithischia) from the Upper Triassic Red Beds of Lesotho". Zoological Journal of the Linnean Society. 55 (2): 151–175. doi:10.1111/j.1096-3642.1974.tb01591.x.
Norman, D.B.; Sues, H-D.; Witmer, L.M.; Coria, R.A. (2004). "Basal Ornithopoda". Dalam Dodson, P.; Osmólska, H.; Weishampel, W.B. The Dinosauria (edisi ke-2nd). Berkeley, California: University of California Press. hlm. 393–412. ISBN9780520941434. OCLC801843269.
Weishampel, D.B.; Witmer, L.M. (1990). "Heterodontosauridae". Dalam Osmólska, H.; Dodson, P.; Weishampel, W.B. The Dinosauria. Berkeley: University of California Press. hlm. 486–497. ISBN9780520067264. OCLC20670312.