Allosaurus vs Muttaburrasaurus

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

Side-by-Side Comparison

Propriété Allosaurus Muttaburrasaurus
Nom scientifique Allosaurus fragilis Muttaburrasaurus langdoni
Classification Theropoda Ornithischia
Période Jurassic Late Cretaceous Early
Alimentation Carnivore Herbivore
Longueur 9.7 m 7.0 m
Height 3.5 m 2.5 m
Poids 2.3 t 2.8 t
Année de découverte 1877 1981
Lieu de découverte Garden Park, Colorado, USA Muttaburra, Queensland, Australia
Nommé par Othniel Charles Marsh Alan Bartholomai & Ralph Molnar

Size Comparison

Allosaurus 9.7 m

roughly the length of a large SUV

Muttaburrasaurus 7.0 m

roughly the length of a large SUV

Weight Comparison

Allosaurus 2.3 t

comparable to 2.3 small cars

Muttaburrasaurus 2.8 t

comparable to 2.8 small cars

Timeline Comparison

Allosaurus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
Muttaburrasaurus
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya

Diet Comparison

Allosaurus

Carnivore

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

Muttaburrasaurus

Herbivore

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

Classification Comparison

Allosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Muttaburrasaurus

Group: Ornithischia

(Bird-hipped dinosaurs)

Did You Know?

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Allosaurus was a carnivore while Muttaburrasaurus was a herbivore.

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Allosaurus lived during the Jurassic Late while Muttaburrasaurus lived during the Cretaceous Early, separated by roughly 0 million years.

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Allosaurus was discovered 104 years earlier, in 1877.

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Allosaurus belonged to Theropoda while Muttaburrasaurus belonged to Ornithischia.

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