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Animals | Extinct Animals | Early Triassic & Jurassic Dinosaurs

The Triassic and Early Jurassic periods were the time periods in which dinosaurs first appeared. Learn more about the Triassic and Early Jurassic dinosaurs, such as the Lufengosaurus, Massospondylus, and Scutellosaurus.

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Scelidosaurus

Scelidosaurus was discovered in the 19th century. At the time, it was one of the most complete dinosaur skeletons ever found. It was a heavily built plant eating dinosaur that grew to around 13 feet in length.


Triassic and Early Jurassic Periods

Triassic and Early Jurassic Periods

The Triassic and early Jurassic periods were the time periods in which dinosaurs first appeared. Learn about the Triassic and early Jurassic periods. See more »

Anchisaurus

 Anchisaurus

Anchisaurus was one of the earliest North American dinosaurs described. Learn about Anchisaurus and find out what the Anchisaurus looked like. See more »

Barapasaurus

 Barapasaurus

Barapasaurus is named for a word meaning "big leg" in a local dialect in central India. Learn more about Barapasaurus and Barapasaurus behavior. See more »

Coelophysis

 Coelophysis

Coelophysis was a sauropod of spectacular proportions. Learn more about the Coelophysis, early Jurassic dinosaurs, and dinosaurs of all eras. See more »

Dilophosaurus

 Dilophosaurus

Dilophosaurus was a sauropod of spectacular proportions. Learn more about the Dilophosaurus, early Jurassic dinosaurs, and dinosaurs of all eras. See more »

Euskelosaurus

 Euskelosaurus

Euskelosaurus was a sauropod of spectacular proportions. Learn more about the Euskelosaurus, early Jurassic dinosaurs, and dinosaurs of all eras. See more »

Herrerasaurus

 Herrerasaurus

Herrerasaurus was a sauropod of spectacular proportions. Learn more about the Herrerasaurus, Late Triassic dinosaurs, and dinosaurs of all eras. See more »

Heterodontosaurus

 Heterodontosaurus

Heterodontosaurus was a sauropod of spectacular proportions. Learn more about the Heterodontosaurus, early Jurassic dinosaurs, and dinosaurs of all eras. See more »

Lesothosaurus

 Lesothosaurus

Lesothosaurus was a sauropod of spectacular proportions. Learn more about the Lesothosaurus, early Jurassic dinosaurs, and dinosaurs of all eras. See more »

Lufengosaurus

 Lufengosaurus

Lufengosaurus was a sauropod of spectacular proportions. Learn more about the Lufengosaurus, early Jurassic dinosaurs, and dinosaurs of all eras. See more »