Corythosaurus vs Spinosaurus

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

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Side-by-Side Comparison

Property Corythosaurus Spinosaurus
Scientific Name Corythosaurus casuarius Spinosaurus aegyptiacus
Classification Hadrosauridae Spinosauridae
Period Cretaceous Late Cretaceous Early
Diet Herbivore Piscivore
Length 9.0 m 15.0 m
Height 2.7 m 5.2 m
Weight 3.8 t 7.4 t
Discovery Year 1914 1912
Discovery Location Red Deer River, Alberta, Canada Bahariya Oasis, Egypt
Named By Barnum Brown Ernst Stromer
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Size Comparison

Corythosaurus 9.0 m

roughly the length of a large SUV

Spinosaurus 15.0 m

about as long as 3 cars end-to-end

Weight Comparison

Corythosaurus 3.8 t

comparable to 3.8 small cars

Spinosaurus 7.4 t

about the weight of 1.2 elephants

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Timeline Comparison

Corythosaurus
100.5 Mya Cretaceous Late (Mesozoic) 66.0 Mya
Spinosaurus
145.0 Mya Cretaceous Early (Mesozoic) 100.5 Mya
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Diet Comparison

Corythosaurus

Herbivore

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

Spinosaurus

Piscivore

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

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Classification Comparison

Corythosaurus

Clade: Ornithischia

Group: Hadrosauridae

(Duck-billed dinosaurs)

Spinosaurus

Clade: Theropoda

Group: Spinosauridae

(Spine lizards)

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Did You Know?

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Spinosaurus was about 1.7x longer than Corythosaurus.

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Corythosaurus was a herbivore while Spinosaurus was a piscivore.

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Corythosaurus lived during the Cretaceous Late while Spinosaurus lived during the Cretaceous Early, separated by roughly 79 million years.

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Spinosaurus was discovered 2 years earlier, in 1912.

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Corythosaurus belonged to Hadrosauridae while Spinosaurus belonged to Spinosauridae.

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