AnkylopollexiaCerapodaDinosauriaGenasauriaHadrosauridaeHadrosauriformesHadrosauroideaHadrosauromorphaIguanodontiaLate CretaceousNeornithischiaNorth AmericaOrnithischiaOrnithopodaStyracosterna

Eotrachodon orientalis

Dinosaur: Eotrachodon orientalis

Type: Ornithopod

Length*: 4.9 m 16.1 ft
Weight*: 640 kg 1,411 lb
*The largest known specimen

ESR: 3 / 4 (estimated size reliability)


Material: Almost complete skull, vertebrae, partial left pubis, partial left ischium, partial right tibia and two manual phalanges.
References: Prieto-Márquez, A., Erickson, G.M. & Ebersole, J.A. (2016) A primitive hadrosaurid from southeastern North America and the origin and early evolution of 'duck-billed' dinosaurs.


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