Kentrosaurus vs Stegosaurus

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

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Side-by-Side Comparison

Özellik Kentrosaurus Stegosaurus
Bilimsel Ad Kentrosaurus aethiopicus Stegosaurus stenops
Sınıflandırma Stegosauria Stegosauria
Dönem Jurassic Late Jurassic Late
Diyet Herbivore Herbivore
Uzunluk 4.5 m 9.0 m
Height 1.5 m 4.0 m
Ağırlık 700 kg 5.0 t
Keşif Yılı 1915 1877
Keşif Yeri Tendaguru Formation, Tanzania Morrison, Colorado, USA
Adlandıran Edwin Hennig Othniel Charles Marsh
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Size Comparison

Kentrosaurus 4.5 m

roughly the length of a large SUV

Stegosaurus 9.0 m

roughly the length of a large SUV

Weight Comparison

Kentrosaurus 700 kg

about 10 adult humans

Stegosaurus 5.0 t

about the weight of 0.8 elephants

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Timeline Comparison

Kentrosaurus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
Stegosaurus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya

Kentrosaurus and Stegosaurus both lived during the Jurassic Late period and may have shared the same habitats.

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Diet Comparison

Kentrosaurus

Herbivore

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

Stegosaurus

Herbivore

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

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Classification Comparison

Kentrosaurus

Clade: Thyreophora

Group: Stegosauria

(Plated dinosaurs)

Stegosaurus

Clade: Thyreophora

Group: Stegosauria

(Plated dinosaurs)

Both dinosaurs share a common ancestor within the Stegosauria clade.

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Temel Farklılıklar

  • Stegosaurus (9 m, ~5,000 kg) was significantly larger than Kentrosaurus (4.5 m, ~700 kg).
  • Kentrosaurus had more spikes and fewer plates than Stegosaurus — its back transitioned from plates to spikes further forward.
  • Kentrosaurus had a large shoulder spike providing lateral defense; Stegosaurus lacked a similar shoulder spike.
  • Both lived in the Late Jurassic and are stegosaurids, but Stegosaurus lived in North America while Kentrosaurus lived in Tanzania, Africa.
  • Their coexistence on different continents is explained by land connections during the Jurassic that allowed faunal exchange.
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Did You Know?

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Stegosaurus was about 2.0x longer than Kentrosaurus.

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Stegosaurus weighed roughly 7x more than Kentrosaurus.

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Both Kentrosaurus and Stegosaurus were herbivores.

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

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Stegosaurus was discovered 38 years earlier, in 1877.

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

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Compare With Other Dinosaurs

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