Apatosaurus vs Dilophosaurus

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

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Side-by-Side Comparison

Özellik Apatosaurus Dilophosaurus
Bilimsel Ad Apatosaurus ajax Dilophosaurus wetherilli
Sınıflandırma Sauropoda Theropoda
Dönem Jurassic Late Jurassic Early
Diyet Herbivore Carnivore
Uzunluk 22.0 m 7.0 m
Height 4.5 m 2.0 m
Ağırlık 22.7 t 400 kg
Keşif Yılı 1877 1954
Keşif Yeri Morrison Formation, Colorado, USA Tuba City, Arizona, USA
Adlandıran Othniel Charles Marsh Samuel P. Welles
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Size Comparison

Apatosaurus 22.0 m

about as long as 4 cars end-to-end

Dilophosaurus 7.0 m

roughly the length of a large SUV

Weight Comparison

Apatosaurus 22.7 t

about the weight of 3.8 elephants

Dilophosaurus 400 kg

about 6 adult humans

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Timeline Comparison

Apatosaurus
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

Apatosaurus

Herbivore

Apatosaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.

Dilophosaurus

Carnivore

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

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Classification Comparison

Apatosaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Dilophosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

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Did You Know?

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Apatosaurus was about 3.1x longer than Dilophosaurus.

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Apatosaurus weighed roughly 57x more than Dilophosaurus.

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Apatosaurus was a herbivore while Dilophosaurus was a carnivore.

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

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Apatosaurus was discovered 77 years earlier, in 1877.

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Apatosaurus belonged to Sauropoda while Dilophosaurus belonged to Theropoda.

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