AnkylopollexiaAsiaCerapodaDinosauriaGenasauriaHadrosauridaeHadrosauriformesHadrosauroideaHadrosauromorphaIguanodontiaLambeosaurinaeLambeosauriniLate CretaceousNeornithischiaOrnithischiaOrnithopodaStyracosterna

Olorotitan arharensis 

Dinosaur: Olorotitan arharensis 

Type: Ornithopod

Length*:8.9 m29.2 ft
Weight*:3.5 tons7,716 lb
ESR: 3 / 4 (estimated size reliability)
*The largest known specimen


Material: Two partial skeletons and skull.
References: Godefroit, P., Bolotsky, Y.L. & Bolotsky, I.Y. (2012). Osteology and relationships of Olorotitan arharensis, a hollow crested hadrosaurid dinosaur from the latest Cretaceous of Far Eastern Russia.


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