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Haplocanthosaurus: An Enigmatic Sauropod from the Late Jurassic Period

Introduction The sauropods are the definitive image of the dinosaur. Almost always, whenever one hears the word “dinosaur”, the image of the long-necked long-tailed four-legged behemoth is what immediately springs to mind. The sauropods were the dominant land herbivores during… Read More ›

Othnielia

Othnielia rex was a small ornithopod dinosaur found in the Morrison Formation, a famous geological formation spanning a large chunk of the western United States which is dated to the late Jurassic Period, 155-145 million years ago. It is here… Read More ›

Morrolepis

The Morrison Formation of the western United States is one of the most famous deposits of late Jurassic strata anywhere in the world. It is here that dinosaur fossils from famous species like Allosaurus, Stegosaurus, Apatosaurus, and others were discovered… Read More ›

Harpactognathus

This is Harpactognathus, a rhamphorhynchid pterosaur from the Morrison Formation of the late Jurassic Period. It was one of the largest, if not THE largest, pterosaurs that called the Morrison Formation home. Although it is only known from fragmentary remains,… Read More ›

Liopleurodon

The middle to late 19th Century can arguably be seen as the glory days of paleontology. While this time frame is often associated with the discovery of dinosaurs and the so-called “Bone Wars” of the American West, discoveries were also… Read More ›