Allosaurus vs Pteranodon

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

Side-by-Side Comparison

Thuộc tính Allosaurus Pteranodon
Tên khoa học Allosaurus fragilis Pteranodon longiceps
Phân loại Theropoda Theropoda
Kỷ Jurassic Late Cretaceous Late
Chế độ ăn Carnivore Piscivore
Chiều dài 9.7 m 1.8 m
Height 3.5 m 0.6 m
Cân nặng 2.3 t 25 kg
Năm khám phá 1877 1876
Địa điểm khám phá Garden Park, Colorado, USA Smoky Hill Chalk, Kansas, USA
Được đặt tên bởi Othniel Charles Marsh Othniel Charles Marsh

Size Comparison

Allosaurus 9.7 m

roughly the length of a large SUV

Pteranodon 1.8 m

about the size of a human adult

Weight Comparison

Allosaurus 2.3 t

comparable to 2.3 small cars

Pteranodon 25 kg

lighter than a human adult

Timeline Comparison

Allosaurus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
Pteranodon
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya

Diet Comparison

Allosaurus

Carnivore

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

Pteranodon

Piscivore

Pteranodon was a fish-eater, specialized in catching aquatic prey.

Classification Comparison

Allosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Pteranodon

Clade: Saurischia

Group: Theropoda

(Beast feet)

Both dinosaurs share a common ancestor within the Theropoda clade.

Did You Know?

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Allosaurus was about 5.4x longer than Pteranodon.

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Allosaurus weighed roughly 92x more than Pteranodon.

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Allosaurus was a carnivore while Pteranodon was a piscivore.

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Allosaurus lived during the Jurassic Late while Pteranodon lived during the Cretaceous Late, separated by roughly 44 million years.

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Pteranodon was discovered 1 years earlier, in 1876.

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Both belong to the Theropoda clade, making them relatively close relatives.

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