Argentinosaurus vs Stegosaurus

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

Side-by-Side Comparison

คุณสมบัติ Argentinosaurus Stegosaurus
ชื่อวิทยาศาสตร์ Argentinosaurus huinculensis Stegosaurus stenops
การจำแนกประเภท Sauropoda Stegosauria
ยุคสมัย Cretaceous Late Jurassic Late
อาหาร Herbivore Herbivore
ความยาว 35.0 m 9.0 m
Height 12.0 m 4.0 m
น้ำหนัก 70.0 t 5.0 t
ปีที่ค้นพบ 1993 1877
สถานที่ค้นพบ Neuquen Province, Argentina Morrison, Colorado, USA
ตั้งชื่อโดย Jose Bonaparte & Rodolfo Coria Othniel Charles Marsh

Size Comparison

Argentinosaurus 35.0 m

as long as 3 school buses

Stegosaurus 9.0 m

roughly the length of a large SUV

Weight Comparison

Argentinosaurus 70.0 t

heavier than 12 African elephants

Stegosaurus 5.0 t

about the weight of 0.8 elephants

Timeline Comparison

Argentinosaurus
100.5 Mya Cretaceous Late (Mesozoic) 66.0 Mya
Stegosaurus
161.5 Mya Jurassic Late (Mesozoic) 145.0 Mya

Diet Comparison

Argentinosaurus

Herbivore

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

Stegosaurus

Herbivore

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

Classification Comparison

Argentinosaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Stegosaurus

Clade: Thyreophora

Group: Stegosauria

(Plated dinosaurs)

Did You Know?

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Argentinosaurus was about 3.9x longer than Stegosaurus.

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Argentinosaurus weighed roughly 14x more than Stegosaurus.

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Both Argentinosaurus and Stegosaurus were herbivores.

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Argentinosaurus lived during the Cretaceous Late while Stegosaurus lived during the Jurassic Late, separated by roughly 96 million years.

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Stegosaurus was discovered 116 years earlier, in 1877.

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Argentinosaurus belonged to Sauropoda while Stegosaurus belonged to Stegosauria.

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