AnkylopollexiaCerapodaDinosauriaGenasauriaHadrosauridaeHadrosauriformesHadrosauroideaHadrosauromorphaIguanodontiaLambeosaurinaeLate CretaceousNeornithischiaNorth AmericaOrnithischiaOrnithopodaParasaurolophiniStyracosterna

Parasaurolophus walkeri 

Dinosaur: Parasaurolophus walkeri 

Type: Ornithopod

Length*:8.2 m26.9 ft
Weight*:3.2 tons7,055 lb
ESR: 3 / 4 (estimated size reliability)
*The largest known specimen


Material: Partial skeleton with skull. Referred other fragments.
References: Sullivan, R.S.; Williamson, T.E. (1999). "A new skull of Parasaurolophus (Dinosauria: Hadrosauridae) from the Kirtland Formation of New Mexico and a revision of the genus".


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