Key Information
Eoraptor
| Species | Eoraptor lunensis |
| Diet | Carnivore |
| Length | 3 ft 10 inches to 4 ft 4 inches |
| Height | 1.5 ft |
| Weight | 22 lb |
| Timescale | Late Triassic |
| Classification | Saurischia > Sauropodomorpha |
Learning Point
- Eoraptor is considered one of the earliest known dinosaurs, providing valuable insights into the life of these early prehistoric reptiles. This small, bipedal dinosaur lived approximately 231 million years ago during the Late Triassic period in what is now Argentina. Eoraptor’s skeletal structure suggests that it was a carnivore, equipped with sharp teeth for capturing prey. Its discovery has helped scientists understand the diverse range of early dinosaurs.
Project
- Draw an Eoraptor scavenging for food.
- Overview
- X-Ray
- Comparrison



Location
| Confirmed | Argentina |
Fun Facts
- The name Eoraptor means “dawn thief” in Greek and is so named because of how early it was in the time period of the dinosaurs.
- It is one of the earliest known dinosaurs.
- It was a small, agile dinosaur, about the size of a large dog.
- It’s discovery has helped scientists understand the dinosaurs of the Triassic period better.
Past Lessons
| 176 | December 9, 2024 | (North America) |