| Iguanodon
1822 to present day The Reconstruction of a Dinosaur |
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Mantells Discovery 1822 | - the realisation of dinosaurs |
| Mantells First Impressions | - reconstructing an iguanodon | |
| Owen's Dinosauria 1841 | - a huge quadruped | |
| Beckles Iguanodon 1857 | - footprints of a biped? | |
| The Bernissart Discovery 1878 | - the notion of bipedality | |
| Iguanodon today | - quadrupedality restored | |