Allosaurus vs Dilophosaurus

A detailed side-by-side comparison of Allosaurus and Dilophosaurus, covering size, diet, classification, geologic period, and discovery history.

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Side-by-Side Comparison

Propriรฉtรฉ Allosaurus Dilophosaurus
Nom scientifique Allosaurus fragilis Dilophosaurus wetherilli
Classification Theropoda Theropoda
Pรฉriode Jurassic Late Jurassic Early
Alimentation Carnivore Carnivore
Longueur 9.7 m 7.0 m
Height 3.5 m 2.0 m
Poids 2.3 t 400 kg
Annรฉe de dรฉcouverte 1877 1954
Lieu de dรฉcouverte Garden Park, Colorado, USA Tuba City, Arizona, USA
Nommรฉ par Othniel Charles Marsh Samuel P. Welles
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Size Comparison

Allosaurus 9.7 m

roughly the length of a large SUV

Dilophosaurus 7.0 m

roughly the length of a large SUV

Weight Comparison

Allosaurus 2.3 t

comparable to 2.3 small cars

Dilophosaurus 400 kg

about 6 adult humans

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Timeline Comparison

Allosaurus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
Dilophosaurus
201,4 Mya Jurassic Early (Mesozoic) 174,7 Mya
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Diet Comparison

Allosaurus

Carnivore

Allosaurus was a meat-eating predator, hunting other animals for food.

Dilophosaurus

Carnivore

Dilophosaurus was a meat-eating predator, hunting other animals for food.

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Classification Comparison

Allosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Dilophosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Both dinosaurs share a common ancestor within the Theropoda clade.

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Did You Know?

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Allosaurus weighed roughly 6x more than Dilophosaurus.

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Both Allosaurus and Dilophosaurus were carnivores.

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Allosaurus lived during the Jurassic Late while Dilophosaurus lived during the Jurassic Early, separated by roughly 56 million years.

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Allosaurus was discovered 77 years earlier, in 1877.

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Both belong to the Theropoda clade, making them relatively close relatives.

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Compare With Other Dinosaurs

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