AverostraAvetheropodaCoelurosauriaDinosauriaEusaurischiaEutyrannosauriaLate CretaceousNeotheropodaNorth AmericaOrionidesPantyrannosauriaSaurischiaTetanuraeTheropodaTyrannoraptoraTyrannosauridaeTyrannosaurinaeTyrannosauroidea

Tyrannosaurus rex

Dinosaur: Tyrannosaurus rex


Type: Theropod

Length*: 12.5 m 41.0 ft
Weight*: 9.6 tons 21,164 lb
*The largest known specimen

ESR: 4 / 4 (estimated size reliability)


Other

Material: At least more than 10 individuals (include skulls and almost complete skeletons).
References: Paul GS, Persons WS, Van Raalte J (2022). "The Tyrant Lizard King, Queen and Emperor: Multiple Lines of Morphological and Stratigraphic Evidence Support Subtle Evolution and Probable Speciation Within the North American Genus Tyrannosaurus".

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