Dilophosaurus vs Gallimimus

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

Side-by-Side Comparison

Property Dilophosaurus Gallimimus
Scientific Name Dilophosaurus wetherilli Gallimimus bullatus
Classification Theropoda Ornithomimosauria
Period Jurassic Early Cretaceous Late
Diet Carnivore Omnivore
Length 7.0 m 6.0 m
Height 2.0 m 1.9 m
Weight 400 kg 440 kg
Discovery Year 1954 1972
Discovery Location Tuba City, Arizona, USA Gobi Desert, Mongolia
Named By Samuel P. Welles Rinchen Barsbold et al.

Size Comparison

Dilophosaurus 7.0 m

roughly the length of a large SUV

Gallimimus 6.0 m

roughly the length of a large SUV

Weight Comparison

Dilophosaurus 400 kg

about 6 adult humans

Gallimimus 440 kg

about 6 adult humans

Timeline Comparison

Dilophosaurus
201.4 Mya Jurassic Early (Mesozoic) 174.7 Mya
Gallimimus
100.5 Mya Cretaceous Late (Mesozoic) 66.0 Mya

Diet Comparison

Dilophosaurus

Carnivore

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

Gallimimus

Omnivore

Gallimimus had an omnivorous diet, consuming both plants and small animals.

Classification Comparison

Dilophosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Gallimimus

Clade: Theropoda

Group: Ornithomimosauria

(Bird-mimic dinosaurs)

Did You Know?

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Dilophosaurus was a carnivore while Gallimimus was a omnivore.

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Dilophosaurus lived during the Jurassic Early while Gallimimus lived during the Cretaceous Late, separated by roughly 74 million years.

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Dilophosaurus was discovered 18 years earlier, in 1954.

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Dilophosaurus belonged to Theropoda while Gallimimus belonged to Ornithomimosauria.

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