(en) Robert.B. Holmes, Walter Scott Persons, Baltej Singh Rupal, Ahmed Jawad Qureshi et Philip J. Currie, « Morphological variation and asymmetrical development in the skull of Styracosaurus albertensis », Cretaceous Research, vol. in press, , Article 104308 (DOI10.1016/j.cretres.2019.104308)
(en) Michael J. Ryan, Holmes, Robert et Russell, A.P., « A revision of the late Campanian centrosaurine ceratopsid genus Styracosaurus from the Western Interior of North America », Journal of Vertebrate Paleontology, vol. 27, no 4, , p. 944–962 (DOI10.1671/0272-4634(2007)27[944:AROTLC]2.0.CO;2, lire en ligne, consulté le )
(en) A. T. McDonald, « A Subadult Specimen of Rubeosaurus ovatus (Dinosauria: Ceratopsidae), with Observations on Other Ceratopsids from the Two Medicine Formation », PLoS ONE, vol. 6, no 8, , e22710 (PMID21853043, PMCID3154267, DOI10.1371/journal.pone.0022710)
(en) Kentaro Chiba, Michael J. Ryan, Federico Fanti, Mark A. Loewen et David C. Evans, « New material and systematic re-evaluation of Medusaceratops lokii (Dinosauria, Ceratopsidae) from the Judith River Formation (Campanian, Montana) », Journal of Paleontology, vol. in press, (DOI10.1017/jpa.2017.62)
nih.gov
ncbi.nlm.nih.gov
(en) A. T. McDonald, « A Subadult Specimen of Rubeosaurus ovatus (Dinosauria: Ceratopsidae), with Observations on Other Ceratopsids from the Two Medicine Formation », PLoS ONE, vol. 6, no 8, , e22710 (PMID21853043, PMCID3154267, DOI10.1371/journal.pone.0022710)
ucalgary.ca
bio.ucalgary.ca
(en) Michael J. Ryan, Holmes, Robert et Russell, A.P., « A revision of the late Campanian centrosaurine ceratopsid genus Styracosaurus from the Western Interior of North America », Journal of Vertebrate Paleontology, vol. 27, no 4, , p. 944–962 (DOI10.1671/0272-4634(2007)27[944:AROTLC]2.0.CO;2, lire en ligne, consulté le )