Editing Trachodon (section)

===Species===
Numerous species have been referred to this genus, mostly before [[World War I]]. Only those originally named as a species of ''Trachodon'' are considered here.

[[Type species]]:
''T. mirabilis'' Leidy, 1856<ref name=JL56/>

Other species:
*''T. amurense'' Riabinin, 1925<ref name=ANR25>Riabinin, A.N. (1925). A mounted skeleton of the gigantic reptile ''Trachodon amurense'', nov. sp. ''Izvest. Geol. Kom.'' 44(1):1–12. [Russian]</ref>(based on IVP AS collection, a partial skeleton from [[Upper Cretaceous]] rocks of the [[Amur River]] banks of [[Heilongjiang]] in [[northeast China]], amended to ''T. amurensis'' and now the type species of ''[[Mandschurosaurus]]'')<ref name=ANR30>Riabinin, A.N. (1930). ''Mandschurosaurus amurensis'', nov. gen., nov. sp., a hadrosaurian dinoasur from the Upper Cretaceous of Amur River. ''Mémoir II, Société Paléontologique de Russie.'' [Russian]</ref>
*''T. cantabrigiensis'' (''nomen dubium'') [[Richard Lydekker|Lydekker]], 1888<ref name=RL88>Lydekker, R. (1888). Note on a new Wealden iguanodont and other dinosaurs. ''Quarterly Journal of the Geological Society of London'' 44:46–61.</ref> (based on BMNH R.496, a [[dentary]] tooth from the [[Albian|late Albian]]-age [[Lower Cretaceous]] [[Cambridge Greensand]], [[Cambridgeshire]], [[England]], regarded as a dubious early hadrosaurid)<ref name=WH90/><ref name=HWF04/>
*''T. longiceps'' (''nomen dubium'') [[Othniel Charles Marsh|Marsh]], 1897<ref name=OCM97>Marsh, O.C. (1897). Vertebrate fossils of the Denver Basin. ''U.S. Geological Survey, Monthly'' 27:473–527.</ref> (based on YPM 616, a large right dentary with teeth from the [[Maastrichtian|late Maastrichtian]]-age Upper Cretaceous [[Lance Formation]] of [[Wyoming]], U.S., later assigned to ''[[Anatotitan]]'')<ref name=WH90/>
*''T. marginatus'' (''nomen dubium'') Lambe, 1902<ref name=LL02>Lambe, L.M. (1902). On Vertebrata of the mid-Cretaceous of the Northwest Territory. 2. New genera and species from the Belly River Series (mid-Cretaceous). ''Contributions to Canadian Paleontology'' 3:25–81.</ref> (based on NMC 419, disassociated postcranial material; later made the type species of the genus ''[[Stephanosaurus]] marginatus''<ref name=LL14>Lambe, L.M. (1914). On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of ''Stephanosaurus marginatus'' from the same horizon. ''Ottawa Naturalist'' 28:13–20.</ref> and then referred to ''[[Kritosaurus]]'' as ''Kritosaurus marginatus'',<ref name=CWG24>{{cite journal |last=Gilmore |first=Charles W. |author-link=Charles Whitney Gilmore |year=1924 |title=On the genus ''Stephanosaurus'', with a description of the type specimen of ''Lambeosaurus lambei'', Parks |journal=Canada Department of Mines Geological Survey Bulletin (Geological Series) |volume=38 |issue=43 |pages=29–48}}</ref> which is not supported by later reviews.<ref name=WH90/><ref name=HWF04/>)
*''T.'' (''[[Pteropelyx]]'') ''selwyni'' (''nomen dubium'') Lambe, 1902<ref name=LL02/> (based on NMC 290, a dentary with teeth, from the Dinosaur Park Formation of Alberta; too fragmentary to assign beyond Hadrosauridae)<ref name=WH90/><ref name=HWF04/>