PaleoDB taxon number: 63254
Synonym: Agathaumas milo Cope 1874 (taxon 63931)
Full reference: L. M. Lambe. 1917. A new genus and species of crestless hadrosaur from the Edmonton Formation of Alberta. The Ottawa Naturalist 31(7):65-73
- Edmontosaurus regalis: NMC 2288, a partial skeleton. Its type locality is mouth of Three Hills Creek, Horsethief Canyon (200 ft level), which is in a Campanian terrestrial horizon in the Horseshoe Canyon Formation of Canada.
- Agathaumas milo: AMNH (lost). Its type locality is Bijou Creek (USG&GS), which is in a Maastrichtian terrestrial horizon in the Laramie Formation of Colorado.
Ecology: ground dwelling herbivore