Apatosaurus lived in Colorado, Wyoming, Utah, South Dakota and Oklahoma around 155 to 150 million years ago. The Apatosaurus is the first dinosaur the endorsement team encounters in the first novel.After the visitors arrive at Isla Nublar they can see a herd of Apatosaurus down in the lagoon. Their fossils have been found in Colorado, Oklahoma, Utah, and Wyo… Like most sauropods, it was an herbivore that moved about on four legs, with a long craning neck and protruding tail for balance. The Apatosaurus was first named in 1877 by a Yale University paleontology professor, Othniel Charles Marsh. The informal dinosaur genus Brontosaurus has been classified as part of … "Our key point is that the idea is still a contender. Its fossil remains are found in North America and Europe. Apatosaurus, formerly known as Brontosaurus (erroneously named Brontosaurus by Othniel Charles Marsh after he incorrectly placed the head of a Camarasaurus on the body of an Apatosaurus), is a genus of sauropod dinosaurs that lived about 140 million years ago, during the Jurassic period. Despite this fact fossils of the Stegosaurus have been located in western North America in Utah, Wyoming and Colorado, in Western Europe, in southern India, in China and in southern Africa! It Lived in the United States. These are some of the largest animals to have ever walked the Earth. It had four massive and pillarlike legs, and its tail was extremely long and whiplike. Apatosaurus was first described by American paleontologist O.C. They thought this was because it … One study found that diplodocid necks were less flexible than previously believed, and that sauropods like Apatosauruswere adapted to l… Learn about the Jurassic-era plant eating dinosaur Apatosaurus. Postal Service even used the name in 1989 when it issued a series of dinosaur stamps, contending that the name was more familiar to the general public than Apatosaurus, according to the New York Times. Take this din-o-mite quiz to find out. Cool Facts About Apatosaurus. Allosaurus: Facts About the 'Different Lizard', Ankylosaurus: Facts About the Armored Dinosaur, Archaeopteryx: Facts about the Transitional Fossil, Brachiosaurus: Facts About the Giraffe-like Dinosaur, Diplodocus: Facts About the Longest Dinosaur, Giganotosaurus: Facts about the 'Giant Southern Lizard', Pterodactyl, Pteranodon & Other Flying 'Dinosaurs', Spinosaurus: The Largest Carnivorous Dinosaur, Triceratops: Facts about the Three-horned Dinosaur, Tyrannosaurus Rex: Facts about T. Rex, King of the Dinosaurs, Velociraptor: Facts about the 'Speedy Thief', Silurian Period Facts: Climate, Animals & Plants, Devonian Period: Climate, Animals & Plants, Permian Period: Climate, Animals & Plants, Triassic Period Facts: Climate, Animals & Plants, Cretaceous Period: Facts About Animals, Plants & Climate, Pleistocene Epoch: Facts About the Last Ice Age. This creature first come into the area after the rainy season. It had a long, flexible neck and ate plants like all sauropods. American paleontologist Elmer Riggs in 1903 ascribed the differences between the two genera to growth and deemed Apatosaurus to be a young Brontosaurus. However, Riggs published his examination in a relatively obscure journal, so his findings were largely unknown to people at the time. This article was most recently revised and updated by, https://www.britannica.com/animal/Apatosaurus, IndiaNetzone - Mumbai, Maharashtra, India, Apatosaurus - Children's Encyclopedia (Ages 8-11), Apatosaurus - Student Encyclopedia (Ages 11 and up). However, the slender tip of Apatosaurus' tail would probably be unable to hurt any predators, negating its use as a weapon. But do you know what they did eat? It is believed that Apatosaurus held its head upright for grazing, more like Brachiosaurus, and not cast forward like Diplodocus. Physicists attempt to unify all forces of nature and rectify Einstein's biggest failure, Massive supercontinent will form hundreds of millions of years from now, Man who died of constipation 1,000 years ago ate grasshoppers for months. It's believed to be one of the biggest land animals to have roamed the Earth. Apatosaurus was a sauropod that lived during the late Jurassic period. Giant Aztec skull 'tower' unearthed in Mexico. Like other large sauropods, Apatosaurus probably had to eat up to 400 kilograms (880 pounds) of food every day to survive, according to a 2008 study in the Proceeding of the Royal Society B. From nose to tail, Apatosaurus was around 21m (69ft) long. Related forms such as Edmontosaurus and Shantungosaurus have been found elsewhere in the Northern Marsh gave it this name because some of its bones resembled those of some mosasaurs, a type of large aquatic reptile. It was made through a beer can. The neck posture and neck flexibility of Apatosaurus and other sauropods is highly debated. Where Did Apatosaurus Live? However, a 2013 study in the journal PLOS ONE looked at the neck flexibility of ostriches (the closest long-neck sauropod relative), and concluded that previous neck-flexibility models, which don't take into account the effect of soft tissues, cannot truly estimate the flexibility of sauropod necks — what this means for the actual posture and flexibility of Apatosaurus necks is unclear. Powered by Create your … It lived in the late Jurassic period, in an area now in the US. © When they were first discovered, scientists believed that because of their large size they could not live on land. Visit our corporate site. There was a problem. Footprints show that the toes were covered in horny pads like those of elephants. The ribcage was heart-shaped in cross-section like those of some mosasaurs, a second specimen was in. Including skeletal structure and footprints, show that the toes were covered in horny pads those! 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