Coelophysis vs Diplodocus

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

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Side-by-Side Comparison

Propriété Coelophysis Diplodocus
Nom scientifique Coelophysis bauri Diplodocus longus
Classification Theropoda Sauropoda
Période Triassic Late Jurassic Late
Alimentation Carnivore Herbivore
Longueur 3.0 m 25.0 m
Height 1.0 m 5.0 m
Poids 20 kg 14.0 t
Année de découverte 1889 1878
Lieu de découverte Ghost Ranch, New Mexico, USA Canon City, Colorado, USA
Nommé par Edward Drinker Cope Othniel Charles Marsh
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Size Comparison

Coelophysis 3.0 m

about the size of a human adult

Diplodocus 25.0 m

about as long as 5 cars end-to-end

Weight Comparison

Coelophysis 20 kg

lighter than a human adult

Diplodocus 14.0 t

about the weight of 2.3 elephants

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Timeline Comparison

Coelophysis
237,0 Mya Triassic Late (Mesozoic) 201,4 Mya
Diplodocus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
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Diet Comparison

Coelophysis

Carnivore

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

Diplodocus

Herbivore

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

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Classification Comparison

Coelophysis

Clade: Saurischia

Group: Theropoda

(Beast feet)

Diplodocus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

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Did You Know?

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Diplodocus was about 8.3x longer than Coelophysis.

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Diplodocus weighed roughly 700x more than Coelophysis.

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Coelophysis was a carnivore while Diplodocus was a herbivore.

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Coelophysis lived during the Triassic Late while Diplodocus lived during the Jurassic Late, separated by roughly 40 million years.

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Diplodocus was discovered 11 years earlier, in 1878.

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Coelophysis belonged to Theropoda while Diplodocus belonged to Sauropoda.

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Compare With Other Dinosaurs

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