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Fred Wierum, CC BY-SA 4.0, via Wikimedia Commons (unmodified except resizing) · CC BY-SA 4.0

Allosaurus fragilis

Period: Jurassic· Kimmeridgian
Age: 154.8–145 Ma
Diet: Carnivore
Length: 8.5 m
Height: 1.9–2.4 m
Mass: 1.5–1.7 t
Found in: Morrison Formation, Colorado, Utah, United States
Classification: Dinosauria › Saurischia › Theropoda › Tetanurae › Allosauroidea › Allosauridae › Allosaurus › Allosaurus fragilis
Year described: 1877

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