Corythosaurus vs Parasaurolophus

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

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Side-by-Side Comparison

Özellik Corythosaurus Parasaurolophus
Bilimsel Ad Corythosaurus casuarius Parasaurolophus walkeri
Sınıflandırma Hadrosauridae Hadrosauridae
Dönem Cretaceous Late Cretaceous Late
Diyet Herbivore Herbivore
Uzunluk 9.0 m 9.5 m
Height 2.7 m 2.8 m
Ağırlık 3.8 t 2.5 t
Keşif Yılı 1914 1922
Keşif Yeri Red Deer River, Alberta, Canada Sand Creek, Alberta, Canada
Adlandıran Barnum Brown William Parks
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Size Comparison

Corythosaurus 9.0 m

roughly the length of a large SUV

Parasaurolophus 9.5 m

roughly the length of a large SUV

Weight Comparison

Corythosaurus 3.8 t

comparable to 3.8 small cars

Parasaurolophus 2.5 t

comparable to 2.5 small cars

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Timeline Comparison

Corythosaurus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya
Parasaurolophus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya

Corythosaurus and Parasaurolophus both lived during the Cretaceous Late period and may have shared the same habitats.

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Diet Comparison

Corythosaurus

Herbivore

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

Parasaurolophus

Herbivore

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

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Classification Comparison

Corythosaurus

Clade: Ornithischia

Group: Hadrosauridae

(Duck-billed dinosaurs)

Parasaurolophus

Clade: Ornithischia

Group: Hadrosauridae

(Duck-billed dinosaurs)

Both dinosaurs share a common ancestor within the Hadrosauridae clade.

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Temel Farklılıklar

  • Both were lambeosaurine hadrosaurs with hollow cranial crests used as resonating chambers for low-frequency vocalizations.
  • Parasaurolophus had a long, swept-back tubular crest extending up to 1.8 m; Corythosaurus had a rounded, helmet-shaped crest.
  • Parasaurolophus (9.5 m, ~2,500 kg) was slightly larger than Corythosaurus (9 m, ~3,800 kg).
  • Both lived in Late Cretaceous North America and are among the most recognizable hadrosaurs.
  • Corythosaurus is named for its helmet-like crest resembling a Corinthian war helmet; Parasaurolophus means 'near crested lizard'.
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Did You Know?

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Both Corythosaurus and Parasaurolophus were herbivores.

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Both dinosaurs lived during the Cretaceous Late period and may have coexisted.

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Corythosaurus was discovered 8 years earlier, in 1914.

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

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