AnkylopollexiaCerapodaDinosauriaGenasauriaHadrosauridaeHadrosauriformesHadrosauroideaHadrosauromorphaIguanodontiaKritosauriniLate CretaceousNeornithischiaNorth AmericaOrnithischiaOrnithopodaSaurolophinaeStyracosterna

Gryposaurus alsatei

Dinosaur: Gryposaurus alsatei

Type: Ornithopod

Length*: 9 m 29.5 ft
Weight*: 4.2 tons 9,259 lb
*The largest known specimen

ESR: 3 / 4 (estimated size reliability)


Material: Fragmentary skull with partial skeleton, referred teeth and right quadrate.
References: Lehman, Thomas M.; Wick, Steve L.; Wagner, Jonathan R. (2016). "Hadrosaurian dinosaurs from the Maastrichtian Javelina Formation, Big Bend National Park, Texas".


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