AnkylopollexiaAsiaCerapodaDinosauriaGenasauriaHadrosauriformesHadrosauroideaHadrosauromorphaIguanodontiaLate CretaceousNeornithischiaOrnithischiaOrnithopodaStyracosterna

Bactrosaurus johnsoni

Dinosaur: Bactrosaurus johnsoni

Type: Ornithopod

Length*:6.3 m20.7 ft
Weight*:1.4 tons3,086 lb
ESR: 3.5 / 4 (estimated size reliability)
*The largest known specimen


Material: At least over a dozen individuals.
References: PRIETO-MÁRQUEZ, A. (2011). Cranial and appendicular ontogeny of Bactrosaurus johnsoni, a hadrosauroid dinosaur from the Late Cretaceous of northern China.


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