Amargasaurus vs Styracosaurus

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

Side-by-Side Comparison

Eigenschaft Amargasaurus Styracosaurus
Wissenschaftlicher Name Amargasaurus cazaui Styracosaurus albertensis
Klassifikation Sauropoda Ceratopsia
Zeitraum Cretaceous Early Cretaceous Late
Ernährung Herbivore Herbivore
Länge 10.0 m 5.5 m
Height 2.5 m 1.8 m
Gewicht 2.6 t 2.7 t
Entdeckungsjahr 1991 1913
Fundort La Amarga Formation, Argentina Dinosaur Park Formation, Alberta, Canada
Benannt von Leonardo Salgado & Jose Bonaparte Lawrence Lambe

Size Comparison

Amargasaurus 10.0 m

about as long as 2 cars end-to-end

Styracosaurus 5.5 m

roughly the length of a large SUV

Weight Comparison

Amargasaurus 2.6 t

comparable to 2.6 small cars

Styracosaurus 2.7 t

comparable to 2.7 small cars

Timeline Comparison

Amargasaurus
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya
Styracosaurus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya

Diet Comparison

Amargasaurus

Herbivore

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

Styracosaurus

Herbivore

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

Classification Comparison

Amargasaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Styracosaurus

Clade: Ornithischia

Group: Ceratopsia

(Horned faces)

Did You Know?

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Amargasaurus was about 1.8x longer than Styracosaurus.

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Both Amargasaurus and Styracosaurus were herbivores.

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Amargasaurus lived during the Cretaceous Early while Styracosaurus lived during the Cretaceous Late, separated by roughly 0 million years.

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Styracosaurus was discovered 78 years earlier, in 1913.

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Amargasaurus belonged to Sauropoda while Styracosaurus belonged to Ceratopsia.

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