Alternative spelling: Iguanodontoidae
Full reference: O. P. Hay. 1902. Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179:1-868
Parent taxon: Iguanodontia according to X. Wang et al. 2011
See also Barrett et al. 2009, Casamiquela 1964, Cooper 1985, Hay 1902, Hay 1930, Norman 1984, Norman 2004, Paul 2008 and Sereno 1986
Sister taxa: Albisaurus, Albisaurus scutifer, Anoplosaurus major, Bihariosaurus, Camptosauroidea, Choyrodon, Dryomorpha, Elasmaria, Eucercosaurus, Eucercosaurus tanyspondylus, Euiguanodontia, Fulgurotherium, Iguanodon ottingeri, Iyuku, Loncosaurus, Mantellisaurus, Osmakasaurus, Planicoxa, Rhabdodontomorpha, Sphenospondylus, Syngonosaurus, Syngonosaurus macrocercus, Tichosteus, Vectisaurus, Yueosaurus
Subtaxa: Craspedodon Hadrosauria Iguanodon orientalis Lambeosauria Lurdusaurus
Ecology: ground dwelling herbivore