↑ ୩.୦୩.୧Horner, John R.; Weishampel, David B.; and Forster, Catherine A (2004). "Hadrosauridae". In Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.) (ed.). The Dinosauria (2nd ed.). Berkeley: University of California Press. pp. 438–463. ISBN0-520-24209-2. {{cite book}}: |editor= has generic name (help)CS1 maint: multiple names: authors list (link)
↑ ୪.୦୪.୧Gates, Terry A.; Sampson, Scott D. (2007). "A new species of Gryposaurus (Dinosauria: Hadrosauridae) from the late Campanian Kaiparowits Formation, southern Utah, USA". Zoological Journal of the Linnean Society. 151 (2): 351–376. doi:10.1111/j.1096-3642.2007.00349.x.