Coelophysis vs Parasaurolophus

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

Side-by-Side Comparison

คุณสมบัติ Coelophysis Parasaurolophus
ชื่อวิทยาศาสตร์ Coelophysis bauri Parasaurolophus walkeri
การจำแนกประเภท Theropoda Hadrosauridae
ยุคสมัย Triassic Late Cretaceous Late
อาหาร Carnivore Herbivore
ความยาว 3.0 m 9.5 m
Height 1.0 m 2.8 m
น้ำหนัก 20 kg 2.5 t
ปีที่ค้นพบ 1889 1922
สถานที่ค้นพบ Ghost Ranch, New Mexico, USA Sand Creek, Alberta, Canada
ตั้งชื่อโดย Edward Drinker Cope William Parks

Size Comparison

Coelophysis 3.0 m

about the size of a human adult

Parasaurolophus 9.5 m

roughly the length of a large SUV

Weight Comparison

Coelophysis 20 kg

lighter than a human adult

Parasaurolophus 2.5 t

comparable to 2.5 small cars

Timeline Comparison

Coelophysis
237.0 Mya Triassic Late (Mesozoic) 201.4 Mya
Parasaurolophus
100.5 Mya Cretaceous Late (Mesozoic) 66.0 Mya

Diet Comparison

Coelophysis

Carnivore

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

Parasaurolophus

Herbivore

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

Classification Comparison

Coelophysis

Clade: Saurischia

Group: Theropoda

(Beast feet)

Parasaurolophus

Clade: Ornithischia

Group: Hadrosauridae

(Duck-billed dinosaurs)

Did You Know?

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Parasaurolophus was about 3.2x longer than Coelophysis.

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Parasaurolophus weighed roughly 125x more than Coelophysis.

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Coelophysis was a carnivore while Parasaurolophus was a herbivore.

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

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Coelophysis was discovered 33 years earlier, in 1889.

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Coelophysis belonged to Theropoda while Parasaurolophus belonged to Hadrosauridae.

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