Coelophysis vs Psittacosaurus
A detailed side-by-side comparison of Coelophysis and Psittacosaurus, covering size, diet, classification, geologic period, and discovery history.
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| Property | Coelophysis | Psittacosaurus |
|---|---|---|
| Scientific Name | Coelophysis bauri | Psittacosaurus mongoliensis |
| Classification | Theropoda | Ceratopsia |
| Period | Triassic Late | Cretaceous Early |
| Diet | Carnivore | Herbivore |
| Length | 3.0 m | 2.0 m |
| Height | 1.0 m | 0.6 m |
| Weight | 20 kg | 20 kg |
| Discovery Year | 1889 | 1923 |
| Discovery Location | Ghost Ranch, New Mexico, USA | Mongolia |
| Named By | Edward Drinker Cope | Henry Fairfield Osborn |
Size Comparison
about the size of a human adult
about the size of a human adult
Weight Comparison
lighter than a human adult
lighter than a human adult
Timeline Comparison
Diet Comparison
Coelophysis
CarnivoreCoelophysis was a meat-eating predator, hunting other animals for food.
Psittacosaurus
HerbivorePsittacosaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Classification Comparison
Coelophysis
Psittacosaurus
Did You Know?
Coelophysis was a carnivore while Psittacosaurus was a herbivore.
Coelophysis lived during the Triassic Late while Psittacosaurus lived during the Cretaceous Early, separated by roughly 56 million years.
Coelophysis was discovered 34 years earlier, in 1889.
Coelophysis belonged to Theropoda while Psittacosaurus belonged to Ceratopsia.
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