Iguanodon, named in 1825, is a genus of iguanodontian dinosaur. While many species found worldwide have been classified in the genus Iguanodon, dating from the Late Jurassic to Early Cretaceous, taxon
The original I. anglicus teeth from Mantell's 1825 paper
Mantell's "Iguanodon" restoration based on the Maidstone Mantellodon remains
Fossil iguanodont remains found in Maidstone in 1834 (NHMUK PV OR 3791), now classified as Mantellisaurus
Ankylopollexia is an extinct clade of ornithischian dinosaurs that lived from the Late Jurassic to the Late Cretaceous. It is a derived clade of iguanodontian ornithopods and contains the subgroup Sty
Life restoration of Iguanacolossus
Hand of Iguanodon, showing the distinctive thumb of the group
Brain endocast of an Iguanodon, created in 1897 from specimen NHMUK R2501
A 1905 diagram showing the small size of an Edmontosaurus annectens brain (bottom; alongside that of Triceratops horridus, top) commented on in early sources