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Carr, T.D.; Williamson, T.E.; Britt, B.B.; Stadtman, K. Evidence for high taxonomic and morphologic tyrannosaurid diversity in the Late Cretaceous (Late Campanian) of the American Southwest and a new short-skulled tyrannosaurid from the Kaiparowits formation of Utah. Naturwissenschaften. 2011, 98 (3): 241–246. Bibcode:2011NW.....98..241C. PMID 21253683. S2CID 13261338. doi:10.1007/s00114-011-0762-7.
Voris, Jared T.; Therrien, Francois; Zelenitzky, Darla K.; Brown, Caleb M. A new tyrannosaurine (Theropoda:Tyrannosauridae) from the Campanian Foremost Formation of Alberta, Canada, provides insight into the evolution and biogeography of tyrannosaurids. Cretaceous Research. 2020, 110: 104388. doi:10.1016/j.cretres.2020.104388.
Zanno, L.E.; Sampson, S.D. A new oviraptorosaur (Theropoda; Maniraptora) from the Late Cretaceous (Campanian) of Utah. Journal of Vertebrate Paleontology. 2005, 25 (4): 897–904. doi:10.1671/0272-4634(2005)025[0897:ANOTMF]2.0.CO;2.
Carr, T.D.; Williamson, T.E.; Britt, B.B.; Stadtman, K. Evidence for high taxonomic and morphologic tyrannosaurid diversity in the Late Cretaceous (Late Campanian) of the American Southwest and a new short-skulled tyrannosaurid from the Kaiparowits formation of Utah. Naturwissenschaften. 2011, 98 (3): 241–246. Bibcode:2011NW.....98..241C. PMID 21253683. S2CID 13261338. doi:10.1007/s00114-011-0762-7.
Carr, T.D.; Williamson, T.E.; Britt, B.B.; Stadtman, K. Evidence for high taxonomic and morphologic tyrannosaurid diversity in the Late Cretaceous (Late Campanian) of the American Southwest and a new short-skulled tyrannosaurid from the Kaiparowits formation of Utah. Naturwissenschaften. 2011, 98 (3): 241–246. Bibcode:2011NW.....98..241C. PMID 21253683. S2CID 13261338. doi:10.1007/s00114-011-0762-7.
Carr, T.D.; Williamson, T.E.; Britt, B.B.; Stadtman, K. Evidence for high taxonomic and morphologic tyrannosaurid diversity in the Late Cretaceous (Late Campanian) of the American Southwest and a new short-skulled tyrannosaurid from the Kaiparowits formation of Utah. Naturwissenschaften. 2011, 98 (3): 241–246. Bibcode:2011NW.....98..241C. PMID 21253683. S2CID 13261338. doi:10.1007/s00114-011-0762-7.