Allosaurus vs Coelophysis

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

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Side-by-Side Comparison

属性 Allosaurus Coelophysis
学名 Allosaurus fragilis Coelophysis bauri
分类 Theropoda Theropoda
时代 Jurassic Late Triassic Late
食性 Carnivore Carnivore
体长 9.7 m 3.0 m
Height 3.5 m 1.0 m
体重 2.3 t 20 kg
发现年份 1877 1889
发现地点 Garden Park, Colorado, USA Ghost Ranch, New Mexico, USA
命名者 Othniel Charles Marsh Edward Drinker Cope
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Size Comparison

Allosaurus 9.7 m

roughly the length of a large SUV

Coelophysis 3.0 m

about the size of a human adult

Weight Comparison

Allosaurus 2.3 t

comparable to 2.3 small cars

Coelophysis 20 kg

lighter than a human adult

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Timeline Comparison

Allosaurus
161.5 Mya Jurassic Late (Mesozoic) 145.0 Mya
Coelophysis
237.0 Mya Triassic Late (Mesozoic) 201.4 Mya
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Diet Comparison

Allosaurus

Carnivore

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

Coelophysis

Carnivore

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

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Classification Comparison

Allosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Coelophysis

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 was about 3.2x longer than Coelophysis.

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Allosaurus weighed roughly 115x more than Coelophysis.

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Both Allosaurus and Coelophysis were carnivores.

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Allosaurus lived during the Jurassic Late while Coelophysis lived during the Triassic Late, separated by roughly 92 million years.

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Allosaurus was discovered 12 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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