Amargasaurus vs Coelophysis

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

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Side-by-Side Comparison

Propriรฉtรฉ Amargasaurus Coelophysis
Nom scientifique Amargasaurus cazaui Coelophysis bauri
Classification Sauropoda Theropoda
Pรฉriode Cretaceous Early Triassic Late
Alimentation Herbivore Carnivore
Longueur 10.0 m 3.0 m
Height 2.5 m 1.0 m
Poids 2.6 t 20 kg
Annรฉe de dรฉcouverte 1991 1889
Lieu de dรฉcouverte La Amarga Formation, Argentina Ghost Ranch, New Mexico, USA
Nommรฉ par Leonardo Salgado & Jose Bonaparte Edward Drinker Cope
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Size Comparison

Amargasaurus 10.0 m

about as long as 2 cars end-to-end

Coelophysis 3.0 m

about the size of a human adult

Weight Comparison

Amargasaurus 2.6 t

comparable to 2.6 small cars

Coelophysis 20 kg

lighter than a human adult

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Timeline Comparison

Amargasaurus
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya
Coelophysis
237,0 Mya Triassic Late (Mesozoic) 201,4 Mya
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Diet Comparison

Amargasaurus

Herbivore

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

Coelophysis

Carnivore

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

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Classification Comparison

Amargasaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Coelophysis

Clade: Saurischia

Group: Theropoda

(Beast feet)

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Did You Know?

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Amargasaurus was about 3.3x longer than Coelophysis.

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Amargasaurus weighed roughly 130x more than Coelophysis.

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Amargasaurus was a herbivore while Coelophysis was a carnivore.

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Amargasaurus lived during the Cretaceous Early while Coelophysis lived during the Triassic Late, separated by roughly 136 million years.

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Coelophysis was discovered 102 years earlier, in 1889.

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Amargasaurus belonged to Sauropoda while Coelophysis belonged to Theropoda.

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Compare With Other Dinosaurs

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