Ankylosaurus vs Iguanodon

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

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Side-by-Side Comparison

الخاصية Ankylosaurus Iguanodon
الاسم العلمي Ankylosaurus magniventris Iguanodon bernissartensis
التصنيف Ankylosauria Ornithischia
الحقبة Cretaceous Late Cretaceous Early
النظام الغذائي Herbivore Herbivore
الطول 10.0 m 10.0 m
Height 1.7 m 3.0 m
الوزن 6.0 t 3.4 t
سنة الاكتشاف 1908 1825
موقع الاكتشاف Hell Creek Formation, Montana, USA Sussex, England
سُمي بواسطة Barnum Brown Gideon Mantell
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Size Comparison

Ankylosaurus 10.0 m

about as long as 2 cars end-to-end

Iguanodon 10.0 m

about as long as 2 cars end-to-end

Weight Comparison

Ankylosaurus 6.0 t

about the weight of 1.0 elephants

Iguanodon 3.4 t

comparable to 3.4 small cars

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Timeline Comparison

Ankylosaurus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya
Iguanodon
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya
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Diet Comparison

Ankylosaurus

Herbivore

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

Iguanodon

Herbivore

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

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Classification Comparison

Ankylosaurus

Clade: Thyreophora

Group: Ankylosauria

(Fused lizards)

Iguanodon

Group: Ornithischia

(Bird-hipped dinosaurs)

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Did You Know?

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Both Ankylosaurus and Iguanodon were herbivores.

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Ankylosaurus lived during the Cretaceous Late while Iguanodon lived during the Cretaceous Early, separated by roughly 79 million years.

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Iguanodon was discovered 83 years earlier, in 1825.

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Ankylosaurus belonged to Ankylosauria while Iguanodon belonged to Ornithischia.

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