Size comparison of three species of <i>Gryposaurus</i>, <i>Gryposaurus monumentensis</i>, <i>G. notabilis</i>, and <i>G. incurvimanus</i>. The midline feature scales on all three are based on those of <i>G. incurvimanus</i>. Note that <i>G. incurvimanus</i> may be the juvenile of <i>G. notabilis</i>. Human silhouette from <a href="//commons.wikimedia.org/wiki/File:Silhouette_of_man_standing_and_facing_forward.svg" title="File:Silhouette of man standing and facing forward.svg">File:Silhouette of man standing and facing forward.svg</a> (CC0).
<h4><span class="mw-headline" id="References">References</span></h4>
<ul><li><a rel="nofollow" class="external text" href="http://www.skeletaldrawing.com/ornithiscians/gryposaurus"><i>Gryposaurus monumentensis</i> skeletal by Scott Hartman</a></li>
<li><cite style="font-style:normal">Bertozzo, F.; Dal Sasso, C.; Fabbri, M.; Manucco, F.; Maganuco, S. (2017). "<a rel="nofollow" class="external text" href="https://www.researchgate.net/profile/Cristiano-Dal-Sasso/publication/325061036">Redescription of a remarkably large <i>Gryposaurus notabilis</i> (Dinosauria: Hadrosauridae) from Alberta, Canada</a>". <i>Memorie della Società Italiana di Scienze Naturalie del Museo Civico di Storia Naturale di Milano</i> <b>43</b>: 1-56.</cite></li>
<li><cite style="font-style:normal">Parks, W. A. (1919). "<a rel="nofollow" class="external text" href="https://archive.org/details/cu31924004594895/page/n3/mode/2up?view=theater">Preliminary description of a new species of trachodont dinosaur of the genus <i>Kritosaurus</i>, <i>Kritosaurus incurvimanus</i></a>". <i>Transactions of the Royal Society of Canada, Series 3</i> <b>13</b>: 51–59.</cite></li>
<li><cite class="book" style="font-style:normal" id="Reference-Bell-2014">Bell, P. R. (2014) "<a rel="nofollow" class="external text" href="https://www.researchgate.net/profile/Phil-Bell/publication/257446562">A review of hadrosaurid skin impressions</a>" in    <i> Hadrosaurs</i>, Bloomington, IA:  Indiana University Press, pp. 572−590  <small><a href="https://en.wikipedia.org/wiki/International_Standard_Book_Number" class="extiw" title="en:International Standard Book Number">ISBN</a>:  <a href="//commons.wikimedia.org/wiki/Special:BookSources/0253013909" title="Special:BookSources/0253013909">0253013909</a>. </small></cite></li>
<li><cite style="font-style:normal">Lowi-Merri, T. M.; Evans, D. C. (2020). "<a rel="nofollow" class="external text" href="https://tspace.library.utoronto.ca/bitstream/1807/100159/1/cjes-2019-0073.pdf">Cranial variation in <i>Gryposaurus</i> and biostratigraphy of hadrosaurines (Ornithischia: Hadrosauridae) from the Dinosaur Park Formation of Alberta, Canada</a>". <i>Canadian Journal of Earth Sciences</i> <b>57</b> (6): 765-779.</cite></li></ul>
<a href="//commons.wikimedia.org/wiki/User:Slate_Weasel" title="User:Slate Weasel">User:Slate Weasel</a>
2017-09-25
<span class="int-own-work" lang="en">Own work</span>