- Name meaning:
- 'iguana tooth'
- Type of dinosaur:
Iguanodon could probably walk on all fours or on two legs. It had a large thumb spike on the end of its hand, probably to fend-off predators, and the structure of the muscles inside its head suggest it had a very long tongue.
- Dinosauria, Ornithischia, Genasauria, Cerapoda, Ornithopoda, Euornithopoda, Iguanadontia, Euiguanadontia, Dryomorpha, Ankylopollexia, Iguanodontoidea
- Named by:
- Boulenger and van Beneden (1881)
- Type species: