Image: Hadrosauridae skull comparison (not in scale)

Description: A = Lophorhothon atopus B = Acristavus gagslarsoni C = Maiasaura peeblesorum D = Brachylophosaurus canadensis E = Kritosaurus navajovius F = Gryposaurus notabilis G = Gryposaurus monumentensis H = Kundurosaurus nagornyi I = Edmontosaurus regalis J = Anatotitan copei K = Prosaurolophus maximus L = "Saurolophus" morrisi M = Saurolophus osborni N = Parasaurolophus cyrtocristatus O = Parasaurolophus walkeri P = Charonosaurus jiayinensis Q = Hypacrosaurus altispinus R = Tsintaosaurus spinorhinus S = Olorotitan arharensis T = Amurosaurus riabinini U = Corythosaurus casuarius V = Velafrons coahuilensis W = Lambeosaurus magnicristatus X = Lambeosaurus lambei
Title: Hadrosauridae skull comparison (not in scale)
Credit: Own work
Author: Danny Cicchetti
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes