Carnotaurus vs Nigersaurus

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

Side-by-Side Comparison

Propriété Carnotaurus Nigersaurus
Nom scientifique Carnotaurus sastrei Nigersaurus taqueti
Classification Theropoda Sauropoda
Période Cretaceous Late Cretaceous Early
Alimentation Carnivore Herbivore
Longueur 7.5 m 9.0 m
Height 2.5 m 2.0 m
Poids 1.4 t 4.0 t
Année de découverte 1985 1999
Lieu de découverte Chubut Province, Argentina Elrhaz Formation, Niger
Nommé par Jose Bonaparte Paul Sereno et al.

Size Comparison

Carnotaurus 7.5 m

roughly the length of a large SUV

Nigersaurus 9.0 m

roughly the length of a large SUV

Weight Comparison

Carnotaurus 1.4 t

comparable to 1.4 small cars

Nigersaurus 4.0 t

comparable to 4.0 small cars

Timeline Comparison

Carnotaurus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya
Nigersaurus
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya

Diet Comparison

Carnotaurus

Carnivore

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

Nigersaurus

Herbivore

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

Classification Comparison

Carnotaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Nigersaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Did You Know?

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Nigersaurus weighed roughly 3x more than Carnotaurus.

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Carnotaurus was a carnivore while Nigersaurus was a herbivore.

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Carnotaurus lived during the Cretaceous Late while Nigersaurus lived during the Cretaceous Early, separated by roughly 79 million years.

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Carnotaurus was discovered 14 years earlier, in 1985.

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Carnotaurus belonged to Theropoda while Nigersaurus belonged to Sauropoda.

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