MIDDLE & LATE JURASSIC DINOSAURS

The Middle and Late Jurassic Periods were a time in which the dinosaurs took over the world. Learn more about the Middle and Late Jurassic dinosaurs, including the Yangchuanosaurus, Megalosaurus, and Archaepteryx.

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Dacentrurus

Dacentrurus was an armored dinosaur that was related to the Stegosaurus. The most prominent feature on this dinosaur was the set of large spikes on the end of the tail. It also had plates of bones on its back just like the Stegosaurus.

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  • Allosaurus
    Allosaurus

    Allosaurus was the most powerful, fearsome, and deadly dinosaur of the Late Jurassic. Until the Tyrannosaurus appeared this dinosaur was the largest predator to roam the Earth. See more »

  • Apatosaurus
    Apatosaurus

    Apatosaurus is perhaps one of the most famous dinosaurs because of the size of the animal. A fully grown Apatosaurus could reach up to 70 feet in length. The size of this dinosaur is what earned it the nickname "thunder lizard." See more »

  • Archaepteryx
    Archaepteryx

    Archaepteryx was a very unique dinosaur in that it resembled a bird. It is known from only six fossils, but those fossils may be the most famous bones in the world. The Archaepteryx is the dinosaur that resembles modern birds the most. See more »

  • Camarasaurus
    Camarasaurus

    One of the most common sauropods of the Late Jurassic was the Camarasaurus. It was a large, 25-ton plant-eater was strong and massive, with powerful legs and a strong neck and tail. See more »

  • Camptosaurus
    Camptosaurus

    Camptosaurus was one of the smallest plant-eating dinosaurs of the Late Jurassic. It weighed no more than 1,000 pounds and stood just five feet tall at the hips. Its strong legs were designed to help it avoid any predators. See more »

  • Datousaurus
    Datousaurus

    Datousaurus may have been an animal that traveled by itself and ate the leaves of the tallest plants in its environment. It lived in the Middle Jurassic Period in what is now modern day China. See more »

  • Diplodocus
    Diplodocus

    Diplodocus was an incredibly large dinosaur. It is the longest dinosaur known from complete skeletons. A fully grown adult could reach a length of 90 feet. Skeletons of this massive dinosaur have been found in North America. See more »

  • Euhelopus
    Euhelopus

    The Euhelopus is a very large dinosaur that lived in what is now China. Only a partial skeleton of this animal has been found, but it is estimated that it weighed between 15 and 20 tons. See more »

  • Huayangosaurus
    Huayangosaurus

    Huayangosaurus was a type of stegosaur that lived in the Middle Jurassic in what is now China. The most prominent feature on this dinosaur is the rows of bony plating that ran down its back. See more »

  • Megalosaurus
    Megalosaurus

    Megalosaurus was the first dinosaur that was described as a reptile. This dinosaur is often described as being part of the "waste bucket" genus because so many bones from other dinosaurs have been mistaken for being that of the Megalosaurus! See more »

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