AnkylopollexiaCerapodaDinosauriaGenasauriaHadrosauridaeHadrosauriformesHadrosauroideaHadrosauromorphaIguanodontiaKritosauriniLate CretaceousNeornithischiaNorth AmericaOrnithischiaOrnithopodaSaurolophinaeStyracosterna

Naashoibitosaurus ostromi

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Dinosaur: Naashoibitosaurus ostromi

Cretaceous: 83.6–72.1 Ma
Type: Ornithopod

Length*:7.7 m25.3 ft
Weight*:2.5 t5,512 lb
ESR: 2 / 4 (estimated size reliability)
*The largest known specimen



Locations


Sources

Material: Skull, partial left humerus and various cervical and dorsal vertebrae.
References: Prieto-Márquez, A. (2014). "Skeletal morphology of Kritosaurus navajovius (Dinosauria:Hadrosauridae) from the Late Cretaceous of the North American south-west, with an evaluation of the phylogenetic systematics and biogeography of Kritosaurini".

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