AnkylopollexiaCerapodaDinosauriaGenasauriaHadrosauridaeHadrosauriformesHadrosauroideaHadrosauromorphaIguanodontiaKritosauriniLate CretaceousNeornithischiaNorth AmericaOrnithischiaOrnithopodaSaurolophinaeStyracosterna

Gryposaurus monumentensis

Dinosaur: Gryposaurus monumentensis



Type: Ornithopod

Length*:7.3 m24.0 ft
Weight*:2.3 tons5,071 lb
ESR: 2 / 4 (estimated size reliability)
*The largest known specimen


Period

Epoch: Late Cretaceous
Stage: Late Campanian

Details

Status: valid
Autor: Gates & Sampson
Year: 2007
Area: North America
Country: USA
Region: Utah
Formation: Kaiparowits

Classification

Dinosauria
Ornithischia
Genasauria
Neornithischia
Cerapoda
Ornithopoda
Iguanodontia
Ankylopollexia
Styracosterna
Hadrosauriformes
Hadrosauroidea
Hadrosauromorpha
Hadrosauridae
Saurolophinae
Kritosaurini


Other

Material: Skull, referred subadult skull and partial skeleton with skull.
References: GATES, T. A., & SAMPSON, S. D. (2007). A new species of Gryposaurus (Dinosauria: Hadrosauridae) from the late Campanian Kaiparowits Formation, southern Utah, USA.

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