AnkylopollexiaCerapodaDinosauriaGenasauriaHadrosauridaeHadrosauriformesHadrosauroideaHadrosauromorphaIguanodontiaLate CretaceousNeornithischiaNorth AmericaOrnithischiaOrnithopodaStyracosterna

Cionodon arctatus

Dinosaur: Cionodon arctatus

Type: Ornithopod

Length*: 4.8 m 15.7 ft
Weight*: 450 kg 992 lb
*The largest known specimen

ESR: 0.5 / 4 (estimated size reliability)


Material: Partial right maxilla, two dorsal vertebrae, distal end of metatarsal, distal end of ulna.
References: Glut, (1997). Dinosaurs - The Encyclopedia.


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