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Also published as Fowler, D. W.; Scanella, J.; Horner, J. R. (2011). "Reassessing ceratopsid diversity using unified frames of reference". Journal of Vertebrate Paleontology. 31 (Supplement 2): 111. doi:10.1080/02724634.2011.10635174.
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Raia, P.; Passaro, F.; Carotenuto, F.; Maiorino, L.; Piras, P.; Teresi, L.; Meiri, S.; Itescu, Y.; Novosolov, M.; Baiano, M. A.; Martinez, R.; Fortelius, M. (2015). "Cope's rule and the universal scaling law of ornament complexity". The American Naturalist. 186 (2): 165–175. doi:10.1086/682011. hdl:11336/55178. PMID26655146.
Wick, S. L.; Lehman, T. M. (2013). "A new ceratopsian dinosaur from the Javelina Formation (Maastrichtian) of West Texas and implications for chasmosaurine phylogeny". Naturwissenschaften. 100 (7): 667–682. Bibcode:2013NW....100..667W. doi:10.1007/s00114-013-1063-0. PMID23728202.
Wick, S. L.; Lehman, T. M. (2013). "A new ceratopsian dinosaur from the Javelina Formation (Maastrichtian) of West Texas and implications for chasmosaurine phylogeny". Naturwissenschaften. 100 (7): 667–682. Bibcode:2013NW....100..667W. doi:10.1007/s00114-013-1063-0. PMID23728202.
Raia, P.; Passaro, F.; Carotenuto, F.; Maiorino, L.; Piras, P.; Teresi, L.; Meiri, S.; Itescu, Y.; Novosolov, M.; Baiano, M. A.; Martinez, R.; Fortelius, M. (2015). "Cope's rule and the universal scaling law of ornament complexity". The American Naturalist. 186 (2): 165–175. doi:10.1086/682011. hdl:11336/55178. PMID26655146.
Also published as Fowler, D. W.; Scanella, J.; Horner, J. R. (2011). "Reassessing ceratopsid diversity using unified frames of reference". Journal of Vertebrate Paleontology. 31 (Supplement 2): 111. doi:10.1080/02724634.2011.10635174.