Coelophysis vs Ornithomimus

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

Side-by-Side Comparison

Propriété Coelophysis Ornithomimus
Nom scientifique Coelophysis bauri Ornithomimus edmontonicus
Classification Theropoda Ornithomimosauria
Période Triassic Late Cretaceous Late
Alimentation Carnivore Omnivore
Longueur 3.0 m 3.8 m
Height 1.0 m 1.4 m
Poids 20 kg 170 kg
Année de découverte 1889 1890
Lieu de découverte Ghost Ranch, New Mexico, USA Alberta, Canada
Nommé par Edward Drinker Cope Othniel Charles Marsh

Size Comparison

Coelophysis 3.0 m

about the size of a human adult

Ornithomimus 3.8 m

about the size of a human adult

Weight Comparison

Coelophysis 20 kg

lighter than a human adult

Ornithomimus 170 kg

about 2 adult humans

Timeline Comparison

Coelophysis
237,0 Mya Triassic Late (Mesozoic) 201,4 Mya
Ornithomimus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya

Diet Comparison

Coelophysis

Carnivore

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

Ornithomimus

Omnivore

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

Classification Comparison

Coelophysis

Clade: Saurischia

Group: Theropoda

(Beast feet)

Ornithomimus

Clade: Theropoda

Group: Ornithomimosauria

(Bird-mimic dinosaurs)

Did You Know?

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Ornithomimus weighed roughly 8x more than Coelophysis.

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Coelophysis was a carnivore while Ornithomimus was a omnivore.

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Coelophysis lived during the Triassic Late while Ornithomimus lived during the Cretaceous Late, separated by roughly 101 million years.

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Coelophysis was discovered 1 years earlier, in 1889.

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Coelophysis belonged to Theropoda while Ornithomimus belonged to Ornithomimosauria.

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