Large ornithopods
Medium-sized herbivores that usually walked on four legs.
Aralosaurus
Bactrosaurus
Brachylophosaurus
Camptosaurus
Corythosaurus
Edmontosaurus
Eolambia
Equijubus
Fukuisaurus
Gilmoreosaurus
Gryposaurus
Hadrosaurus
Hypacrosaurus
Iguanodon
Jaxartosaurus
Jinzhousaurus
Kritosaurus
Lambeosaurus
Lophorhothon
Lurdusaurus
Maiasaura
Muttaburrasaurus
Nipponosaurus
Ouranosaurus
Parasaurolophus
Probactrosaurus
Prosaurolophus
Protohadros
Rhabdodon
Saurolophus
Secernosaurus
Shantungosaurus
Tanius
Telmatosaurus
Tenontosaurus
Tsintaosaurus